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SignatureHexString

and ECDSA (65 bytes → 130 hex chars). Always 0x-prefixed and lowercase in responses. Inputs elsewhere may accept mixed case or missing 0x; the API normalizes outputs.

stringSignatureHexString (string)

and ECDSA (65 bytes → 130 hex chars). Always 0x-prefixed and lowercase in responses. Inputs elsewhere may accept mixed case or missing 0x; the API normalizes outputs.

Possible values: Value must match regular expression ^0x([0-9a-f]{128}|[0-9a-f]{130})$

SignatureHexString
"string"