blockchain - how can I store and send some images (pictures) in Hyperledger Smart Contract? -


i want know how store , send transaction picture or link resources in hyperledged smart contract.

where in code should it?

the chaincode function store data blockchain in hyperledger fabric chaincode is:

    putstate(key string, value []byte)

the value can byte array, may represent picture store on blockchain, or link resource outside blockchain.


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