attest: TxDescriptor<{
    statement: Binary;
}>

Attest to a statement, needed to finalize the claims process.

WARNING: Insecure unless your chain includes PrevalidateAttests as a SignedExtension.

Unsigned Validation: A call to attest is deemed valid if the sender has a Preclaim registered and provides a statement which is expected for the account.

Parameters:

  • statement: The identity of the statement which is being attested to in the signature.
The weight of this call is invariant over the input parameters. Weight includes logic to do pre-validation on `attest` call.

Total Complexity: O(1)