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The Application Binary Interface (ABI) is the standard way to interact with contracts in the Ethereum ecosystem, both from outside the blockchain and for contract-to-contract interaction. Data is encoded according to its type, as described in this specification. The encoding is not self describing and thus requires a schema in order to decode.

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Why some ERC20 tokens have different Transfer event ABI signature than Transfer(address,addr...

Looking at ChainLink ABI (using this tool) I see { "anonymous": false, "inputs": [ { "indexed": true, "name": "from", "type": "address" }, { "indexed": true, "name": "to", … I am parsing the ABI and generating signatures for each event and this works fine for other ERC20 tokens from top 10. "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef" => array:4 [ " …
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