On-chain authorization emits an event which can be easily indexed by orderbooks who may wish to include the order in their database. Exchange between any crypto or fiat, effortless and instant, 0xb387cc66173783ef9faef775d4b7eaaff3fdd47e765239d5ffb7633ec0be665b, 0xda57d38eb68131a70b977e1316af033ada1e034b119f1bfb01e370d0395954b3, 0x64abc4285e10d182cde0737060b039bd872af5d4f8eb56c0ad4aef965b11b3f1, 0xa1c878ccc120c769f4ad89d5a7d488e6e781b1f6f99f40bd84628b06f73084e1, 0x48f852fd2f93f526174f69888e9624f8304026c6ac7841c137be391f1a952dbd, 0xf9e258e35117feadc5776b2bf2c564f1b772b47eae12a99b142a0528828f4c2b, 0x1cd2ae3dbbb21aa0524370f7df1003eeab6fb2606cb7a866c1c8ec9dee69ae66, 0xe61e8a5d7cc7bee225c61cbca3b4c2fa2b9a2de13ea683067d32977977878fc3, 0xd6ae5fdf1277a029e2dba9ddd7a0cc1dd1f65f167bf5b0efdbe8482ba6c41e25, 0x7c03061f706c8f594a65f41ba32a02b339026426b043c99cb52eee8d2766e25d, 0xf5bd04b52967410bc0595e6782e81728bcf532fe18dc92dfa8570f3463292325, 0x23ef7ec3266dcd4273685f83266dace169081be1edf0d86b5e3c12571a050278, 0xce7fb38ff8a49f548d24c91257728999daadc1794f23387fe964c20e5a92e4b7, 0x76520a45f7dc1c7bf801af7192b96067e714ad94487ebb2d678a7e8aeb7721dc, 0x081672fc5cfb6a7051cd7b387a9d4e5c40de46723e0517ddaf30fbd89887b9b8, 0x15c4faac81b83614db2e1f36fe044e5fcdb44dde3e304b8770358c1064fad9dd, 0x89f121715e8605e6a69b2f7b0b07b8f6f7f3fea0a952948926affcefde3aa299, 0x244338b45ce601f2c1f91dbbf4939a55c282920618ce852871eca34d41ee692c, 0x90e1c62a6c813a19b38fae7dcbc91e6f9a03d08b8f8606011327f318d970e814, 0x5437505d5c9e250598f349533dfa58f5e88ede0bdd2bfc223905e91518cf6ee5, 0x18eabd1affee3e2c33d0584bd1c4e80244eb2a9d7ebb38d9881881e6a14602aa, 0x360f4c3a35c0bac46644289d7f5d915a6870209b13bfe3fb89296d72f834495f, 0xde833c18f7d4f5c2bf3ded3c45ce7b47794b561bfa4299ff8b57cb244516c39e, 0x483788ca253a683e2df832550895e804133e75814a82e7becb70107f7a4351af, 0xac7f7ada098ece5d721c4ce92d6f8f65df19e1372a80850be5bb1b9cd72ad64d, 0x2ba530638c6b55bf6025462ed0a2e8325349ae85a0f2e54b1d0c3e639b862c90, 0xaf11557345925401d76641df00d3b497bf80a03614c3dfda3c6bcad88228a4ee, 0xf72b62ddcefc5cb82259e19ddedfd6277674faabd0e744a83285755d87ec67d7, 0x5ea055c869b7fcd36e2e4110453d65d929640d699e5d9be2829b591e51130ff3, 0x3458ed0799b4685ec8ef85e392c3c64f712ebe339f6ba1da639d816765dd714e, 0x3afc1601da2557fc35dbb112eb7dbaee215a6645e7e8d6e3abd60033d62c6eb4, 0x5d95dbe99aba220fbfcf3cafcd9e280174f04c643f1fc3ac8cf1b04b78ad9e21, 0x4295bdb970777036bb945e32bfd6f416ee1f1117523e75132b317523541ffc01, 0x8468095c7d21248117226adbb20a2db11a5464e4d1d94ee01c2404298c267499, 0x4a18384c0f0704414eca4c5b6ec47ea596687f27aadc764817aae70ed77a8644, 0x7eedec6788f01c718f5fa66c9a0bbcc54f945aed975d56af93d21a3dafc4e391, 0x5c1e553eaad4f89e96e0e5b315d614a254adc69093696cbd88e9c4f3ccfc83c2, 0x5dfe4272930bcdbcffb17a081bfc0581050c3adf46dded3e24e910b1b7579129, 0x734448e16c9785faec7938212568083ed0161767bc863ccd79bf8b2db8410183. The order maker may check that they and their counterparty are using valid registries (though registries are also whitelisted in the Exchange contract). Version 1.6.2 fixes this problem for ChromeDriver. Note: smart contract allowances are different from simply connecting your wallet to a dapp. The Exchange contract uses atomic match to match buy order and sell order, as shown below. The protocol does not care how the final calldata is obtained, only that it fulfills the orders' predicate functions. Wyvern Protocol powers the peer-to-peer exchange of digital assets. Also, is it possible to send me the full HTML code of the MetaMask popup when you need to sign in (scroll down - button appears - click on it). The most prevalent activities are trading, selling, and purchasing various NFTs. Transactions Internal Transactions Token Transfers (ERC-20) NFT Transfers Contract ; Events Analytics Info Comments Latest 25 from a total of 8,702,663 transactions(> More than 25 Pending Txns) Multichain Addresses 16 addresses found via Blockscan. On . A frictionless experience to create decentralized smart contracts. I'll try it out again later. that a particular amount was sent). A QR code will appear, and your friend could scan it and instantly send you ETH or an ERC-20/721 token. Metamask Phantom Coinbase Close. Not using Metamask alone, but you can in combination with other tools. Already on GitHub? The Address 0x4b67f4e96d64a4108c89e9b32fba29a189b17797 page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . MetaMask provides the simplest yet most secure way to connect to blockchain-based applications. The static callback receives all parameters - the call target, the call type (CALL or DELEGATECALL), and the call data - and must validate that the call is one which the maker is willing to perform (e.g. Wyvern can be deployed on any EVM-based blockchain, allowing developers to power their asset exchange. Swaps combines data from multiple decentralized exchange aggregators, professional market makers, and individual DEXs like . The static callback receives all parameters - the countercall target, the countercall type (CALL or DELEGATECALL), and the countercall data - and must validate that the call is one which the maker is willing to accept in return for their own (e.g. Trade any kind of nonfungible asset from rare virtual kittens to ENS names, land rights, or even smart contracts. At line 266, can you update the code with this: Can you send me a video of what happens? A signature request means you're authorizing your wallet to take action, such as connecting to OpenSea's platform, or buying or selling an NFT. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. The bulk of the logic in an order is in constructing the predicate over the call and countercall. Beginning June 14, 2022, all signature requests using OpenSea will be from Seaport. Since this means there's a problem or some dysfunction in the smart contract an area over which we have no control we're unable to assist you. Double-check everything to see if the rate and the estimated gas fee suit you. Wyvern orders instead specify predicates over state transitions: an order is a function mapping a call made by the maker, a call made by the counterparty, and order metadata to a boolean (whether or not the order will match). Transactions I don't work on the Ethereum blockchain and I don't know what the popup looks like. Well occasionally send you account related emails. One such tool is MyEtherWallet; go to the "Contracts" tab, enter the contract address and ABI, click Access, and then choose "Metamask/Mist" as the means you want to access your wallet.Then MyEtherWallet will give you the UI to construct the transaction, and when it's time to broadcast it, it will give you a Metamask popup . Try your Smart Contracts in the Testnet before going live without spending real Ether. transferring a particular asset or set of assets). Latest 25 from a total of 8,702,684 transactions(> More than 25 Pending Txns), Latest 25 internal transactions (View All). Notice how: The dapp's name and web URL are displayed at the top. Now it's ranked as #6165 in general dApp rankings according to the user count, and #76 in the Marketplaces category, which gives you a good idea of how Wyvern Exchange dApp performs among its competitors.. By analyzing Wyvern Exchange dApp data in the . Click the "Swap" button on MetaMask's main screen to initiate an exchange. It verifies the signature is indeed signed by the order maker. . Interface with the Exchange through a website, a mobile application, or a custom script. Copy link Owner maximedrn commented Mar 2, 2022. EDIT - tested again and confirmed - it still doesn't work for me. Orders must always be authorized by the maker address, who owns the proxy contract which will perform the call. Wyvern is a first-order decentralized exchange protocol. In these cases, please contact the owners of the contract for resolution or advice. On OpenSea, for example, on the NFT's page under Details, there is a blue hyperlinked value labelled "Contract Address". Once you visit the site, you will see an example contract. Trade three Cryptokitties for a pack of Gods Unchained trading cards, and perhaps add in a few DAI to sweeten the deal. 11. The developers should post in our forum and/or on the Ethereum stack exchange to seek help. Browsers are all the time exposed to the wide internet and they need lots of different security factors. I would say this is mostly due to two factors: Security. MetaMask makes it easy to send ETH, stablecoins, ERC-20 tokens, or even an NFT to someone else's MetaMask Wallet. Leverage an existing relayer. Buy and sell everything from virtual kittens to smart contracts with no counterparty risk. Mar 2, 2022. To access the funds in an address, you must have its private key. This method may be of particular interest for orders constructed by smart contracts, which cannot themselves sign messages off-chain. A wallet address is a publicly available address that allows its owner to receive funds from another party. Comparable existing protocols such as Etherdelta, 0x, and Dexy are zeroeth-order: each order specifies a desired trade of two discrete assets (generally two tokens in a particular ratio and a maximum amount). To facilitate ease-of-use, Wyvern supports special-case Ether to the maximum extent possible: the matcher of an order may elect to pass value along with the match transaction, which is then transferred to the counterparty and passed as a parameter to the predicate function (which can assert e.g. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, . Buy . You can see the address of the smart contract requesting . Have a question about this project? That's because OpenSea uses what's called the "Wyvern Protocol." This protocol is a suite of smart contracts that have been audited and battle-tested in real-world usage. Just ignore it--it's quite complex. Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations. Wyvern Exchange dApp is a crypto asset from the Marketplaces category built on the Ethereum protocol. OpenSea initially said 32 users had been affected, but later revised that . Hardhat lives only in the backend and has a lot less attack surface. Wyvern orders instead specify predicates over state transitions: an order is a function mapping a call made by the maker, a call . However, you may also use the site to obtain extraordinary market insights and learn about new ideas. The first asymmetry is ordering. Can you tell me if it works? In practice, orderbook maintainers (relayers) will likely store additional metadata along with orders which can be used to construct possible matching calldatas. Sign in . Wyvern is a first-order decentralized exchange protocol. Orders cannot be self-matched; however, two separate orders from the same maker can be matched with each other. A private note (up to 500 characters) can be attached to this address. How do you modify the code to deal with the upgraded Wyvern 2.3 contract that required you to scroll in the metamask notification before being able to click the sign button to upload each NFT? i cannot able to list any NFTs using trezor now.. the upgraded Wyvern Exchange Contract from opensea cannot be signed from trezor for some reason.. anyone faced this issue and know . . The Wyvern Protocol also requires approval for each . Select "All NFTs.". The Wyvern Exchange, launching today on the Ethereum mainnet, is a decentralized nonfungible asset exchange. Ethereum Mainnet. Overview of WyvernExchange, OpenSea.io, Collectibles, Marketplace, NFT, OpenSea smart contract activity in Ethereum Mainnet. Tried in both gecko and chrome. If the maker intends to send the transaction matching the order themselves, this method may be convenient, and it can be used to save a bit of gas (since calldata verification is implied by sending the transaction). Molly White, who runs the blog Web3 is Going Great, estimated the value of the stolen tokens at more than $1.7 million. Click on "Explore.". If you click on this, it will take you to the contract's address on Etherscan; at the top-left of that page, there should be an icon labelled "Contract", and to the right, a long string of letters and numbers. Pick whichever method of sale you prefer: fixed price, Dutch auction, or something more exotic. Trade any kind of nonfungible asset from rare virtual kittens to ENS names, land rights, or even smart contracts. You are always in control when . :). Click on "Checkout . Alternatively, an order can be authorized by sending a transaction to the WyvernExchange contract. Time to plug your app in. This smart contract facilitates NFT sales by trading a user's NFT ownership on the Ethereum network for cryptocurrency ownership or vice versa. ETH Price: $1,621.90 (-0.76%) Gas: 18 Gwei. MetaMask tries to make sending and receiving ERC-20 tokens simple & safe. Exchange anywhere. Wyvern can be deployed on any EVM-based blockchain, allowing developers to power their asset exchange. I'm running into this issue as well, tried on the latest and it still fails to sign on the sale. The latest commit doesn't seem to be working for me in Gecko with Ethereum. The first call is executed by the maker of the order through their proxy contract. privacy statement. Matching calldata can be constructed in any fashion off-chain. The Address 0x4307eea49213f03bf1f6410f3a17b6445fa92872 page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . MetaMask users can now swap tokens directly from their wallet. Then, enter the amount you want to spend and click "Get quotes.". First, go to this website: This is a good browser-based Solidity editor. transferring a particular asset or set of assets). Get your 7 BTC welcome package to enjoy the world of gambling, which is FULLY ANONYMOUS, providing you with the best games and high odds. Explore blockchain apps. Selector (hash of function signature) for predicate function, Maximum fill, after which the order cannot be matched, Order listing time, before which the order cannot be matched, Order expiration time, after which the order cannot be matched, Extremely flexible: can express any orders simpler protocols can express, and many they cannot, Near-optimally gas-efficient: most gas consumption is in the actual calls and in the calldata predicates, Security-conducive: constituent protocol components are isolated, core protocol is minimal, Not (quite) as developer-friendly; a bit easier to misuse, Not as well-supported by user-level tooling (e.g. I am minting nfts using the 1155 ERC standard, and after they are minted, putting the contract address into metamask doesn't show the nfts in the wallet, which suggests that metamask doesn't support . The chainID is displayed in the upper right corner of the "Settings" page. Trade any kind of digital asset from rare virtual kittens to ENS names, land rights, or even smart contracts themselves. Learn more about addresses in our Knowledge Base. In terms of security, OpenSea utilizes the Wyvern Protocol, which is an audited system that creates a personal smart contract for each user. that an account now owns some asset. . Trade ERC20 tokens, ERC721 NFTs, or custom assets in any combination. Don't want to deploy your own exchange backend? Connect your favourite Blockchain with WordPress using Metamask. The Power of WordPress + Blockchain. 1. Contract Internal Transactions as a result of contract execution on the Ethereum blockchain. By clicking Sign up for GitHub, you agree to our terms of service and The second asymmetry is special-cased Ether. MetaMask Warns of New "Address . 10. Wyvern Protocol powers the peer-to-peer exchange of digital assets. Learn more about addresses in our Knowledge Base. 9. . to your account. Light Dark Site Settings ; Ethereum Mainnet Ethereum Mainnet CN; Beaconscan ETH2; Goerli Testnet Sepolia Testnet Sign In Home Blockchain. The most common method of authorizing an order is to sign the order hash off-chain. One call must be executed first, and executing that call might change the result of the second call. . The current fill of an order can also be manually set by the maker of the order with a transaction (this also allows for order cancellation). Overview of the protocol, constituent components, and terminology. Wyvern Exchange Contract. Orders sign over a maximum fill, and static calls return a uint, which specifies the updated fill value if the order is matched. When buying and selling crypto is easier than shopping on Amazon. The set of smart contracts are implemented according to Wyvern protocol. I just uploaded an update that should support Wyvern 2.3. A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. With more marketplaces leveraging the protocol and more orders created everyday, the Wyvern ecosystem is growing rapidly. On mobile, it should already be visible (though . WDPs Public Wyvern DAO Proposals (nonbinding) 2 MIT 0 0 0 Updated Jun 6, 2018. wiki Public Project Wyvern Wiki 2 1 0 0 . Transactions are a formal action on a blockchain. The typed signature request will be different depending on which contract you're interacting with. When sending tokens, you should always double-check that you're sending to the proper address, controlled by either another user, an account you own, or a dapp with which you're interacting. Opensea new Wyvern Exchange Contract issue from trezor. Click on the NFT. OpenSea supports ERC-721 and ERC-1155 tokens. In February 2022, OpenSea saw one of the largest attacks in the history of Non-fungible tokens. Metadata contains order listing time, order expiration time, counterorder listing time, Ether passed in the call (if any), current order fill value, and the matching address. Select "add funds.". The contract address will be clearly indicated on its page. Learn more about addresses in our, Private Name Tags (up to 35 characters) can be used for easy identification of addresses. On mobile, it should already be visible ( though signature request will be different depending on which contract &... Website: this is a publicly available address that allows its Owner receive... Add in a few DAI to sweeten the deal over the call and countercall for me the. Be from Seaport Owner maximedrn commented Mar 2, 2022, OpenSea smart contract requesting new ideas a decentralized asset... As well, tried on the latest and it still fails to sign the order their! Opensea smart contract activity in Ethereum Mainnet, is a crypto asset from rare virtual kittens to names... Contracts in the upper right corner of the smart contract requesting resolution or advice to wyvern powers. Blockchain-Based applications displayed at the top an ERC-20/721 token factors: security constructing the predicate over the call countercall. Easier than shopping on Amazon n't seem to be working for me transferring a particular asset or of. Initially said 32 users had been affected, but later revised that a function mapping call. `` Vote Down '' button for any spammy posts, and individual DEXs like i just an... Maintainers and the second call be used for easy identification of addresses as a result contract..., private name Tags ( up to 35 characters ) can be authorized by sending a transaction to the internet. Initiate an exchange Down '' button for any spammy posts, and terminology order.! Copy link Owner maximedrn commented Mar 2, 2022, all signature requests using will. Sending and receiving ERC-20 tokens simple & amp ; safe trade ERC20 tokens, ERC721 NFTs, even. For easy identification of addresses free GitHub account to open an issue and contact maintainers... Estimated gas fee suit you wyvern 2.3 is growing rapidly trade three for..., go to this website: this is a crypto asset from rare virtual kittens to ENS names, rights... Attacks in the backend and has a lot less attack surface to sign on the Ethereum exchange. The code with this: can you send me a video of what happens authorizing an can. Exchange through a website, a mobile application, or custom assets in any combination ) gas 18! Sign the order through their proxy contract up to 500 characters ) can be constructed in fashion! Everything from virtual kittens to ENS names, land rights, or even contracts... Dutch auction, or a custom script receive funds from another party it verifies the signature is signed... Light Dark site Settings ; Ethereum Mainnet seem to be working for me in with! Want to spend and click & quot ; predicates over state transitions: order. Still does n't seem to be working for me rate and the `` Vote Down '' button any... Site, you will see an example contract the popup looks like two... Visible ( though seem to be working for me in Gecko with.! If the rate and the estimated gas fee suit you see an example contract of sale you prefer: price... Made by the maker address, you must have its private key from the same maker can be deployed any! Sign in Home blockchain gas: 18 Gwei 2022, all signature requests using OpenSea will be different on... Dapp is a decentralized nonfungible asset from the Marketplaces category built on the.... Everyday, the wyvern ecosystem is growing rapidly to use the `` Vote up for... Double-Check everything to see if the rate and wyvern exchange contract metamask second asymmetry is special-cased Ether -0.76 % ) gas: Gwei! Dai to sweeten the deal orders can not themselves sign messages off-chain metamask can! Sign the order hash off-chain a wallet address is a crypto asset from rare virtual kittens to names! State transitions: an order can be authorized by sending a transaction to the WyvernExchange contract fashion off-chain the. The popup looks like, NFT, OpenSea smart contract activity in Ethereum Mainnet CN ; Beaconscan ;. A good browser-based Solidity editor built on the Ethereum blockchain click & quot ; result the. Opensea will be different depending on which contract you & # x27 ; s complex... Popup looks like implemented according to wyvern protocol powers the peer-to-peer exchange of asset... A good browser-based Solidity editor or an ERC-20/721 token 18 Gwei for GitHub, you may also use ``! Allowances are different from simply connecting your wallet to a dapp the logic in order... Ethereum protocol that call might change the result of the contract address will from. Address of the second call can in combination with other tools of authorizing an order to. 500 characters ) can be used for easy identification of addresses fulfills the orders ' predicate.! Allows users to view transactions, balances, token holdings and transfers of ERC-20 ERC-721! Orders ' predicate functions perhaps add in a few DAI to sweeten deal. Interest for orders constructed by smart contracts with no counterparty risk to sign on the Ethereum protocol which can authorized! Trading cards, and executing that call might change the result of contract execution on Ethereum! Revised that the community a private note ( up to 500 characters ) can be deployed on any blockchain... Select & quot ; Swap & quot ; the Marketplaces category built on the Ethereum.! Evm-Based blockchain, allowing developers to power their asset exchange the set of assets ) and individual DEXs.... Private name Tags ( up to 35 characters ) can be deployed on any EVM-based,. Be clearly indicated on its page quot ; and transfers of ERC-20, ERC-721 and ERC-1155 Explore. & ;. Buy order and sell everything from virtual kittens to smart contracts are implemented according to wyvern protocol,,. Post in our, private name Tags ( up to 500 characters ) can be on. Launching today on the Ethereum blockchain and purchasing wyvern exchange contract metamask NFTs over state transitions an. Address of the smart contract allowances are different from simply connecting your wallet to a dapp can not sign..., private name Tags ( up to 500 characters ) can be deployed on any EVM-based blockchain, allowing to. It still does n't work for me light Dark site Settings ; Mainnet! The result of the order in their database this: can you update the code with this: can send. The backend and has a lot less attack surface due to two factors: security calldata can deployed... From simply connecting your wallet to a dapp or a custom script hash off-chain visible though... Or a custom script, can you update the code with this: can you update the code with:... Github, you agree to our terms of service and the community initiate an exchange Marketplace... Are different from simply connecting your wallet to a dapp due to two factors: security a QR code appear... Users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 EVM-based,... Of service and the estimated gas fee suit you, which can be used for easy identification of.... Transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 you see. This website: this is mostly due to two factors: security predicate the! Github, you must have its private key does n't work for me in Gecko with Ethereum for resolution advice... Be easily indexed by orderbooks who may wish to include the order through their contract... Resolution or advice know what the popup looks like more exotic and the community go to this:... -- it & # x27 ; s name and web URL are displayed at the top confirmed - still. Maker can be deployed on any EVM-based blockchain, allowing developers to power asset! Up for GitHub, you must have its private key has a lot less attack surface fulfills orders! The Ethereum Mainnet CN ; Beaconscan ETH2 ; Goerli Testnet Sepolia Testnet sign Home! Of smart contracts any fashion off-chain what the popup looks like is signed! The maker of the contract address will be different depending on which contract you #... Allowing developers to power their asset exchange still does n't work on the sale page allows users view! The chainID is displayed in the Testnet before going live without spending real Ether, NFT, OpenSea one... It fulfills the orders ' predicate functions fashion off-chain built on the Ethereum Ethereum! Support wyvern 2.3 for any spammy posts, and terminology: 18 Gwei sweeten... To receive funds from another party for me, land rights, or something exotic. Any spammy posts, and the estimated gas fee suit you double-check everything see! Contract Internal transactions as a result of the & quot ; add funds. & ;! And receiving ERC-20 tokens simple & amp ; safe spending real Ether funds in an address, who owns proxy! & quot ; add funds. & quot ; Swap & quot ; Swap & quot ; Settings & quot.... Are implemented according to wyvern protocol than shopping on Amazon this method may be of particular interest for orders by... ' predicate functions from virtual kittens to ENS names, land rights or! Terms of service and the second call of contract execution on the Ethereum Mainnet Ethereum Mainnet Mainnet... Simply connecting your wallet to a dapp allowances are different from simply your... Holdings and transfers of ERC-20, ERC-721 and ERC-1155 connect to blockchain-based applications allows users to view transactions balances... In February 2022, all signature requests using OpenSea will be different depending on which contract &... Pick whichever method of sale you prefer: fixed price, Dutch auction, even... This: can you send me a video of what happens maker can be authorized by the order their. Price: $ 1,621.90 ( -0.76 % ) gas: 18 Gwei 35...

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