Extra knowledge or info that may be appended to a crypto transaction on a blockchain is known as metadata in blockchain transactions.
On-chain metadata
Off-chain metadata
Timestamps
Transaction particulars
Sensible contract knowledge
Digital signatures
Fuel charges
InterPlanetary File System hyperlinks
Oracles
Nonfungible token metadata
Create a sensible contract
Interacting with the good contract
Verifying the metadata
Provide chain administration
Digital identification and authentication
Sensible contracts
Nonfungible tokens and digital belongings
Healthcare data and knowledge safety
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