Sign a message with a Canton address key

This endpoint returns an ECDSA P-256 signature of a message using the Canton address private key. A domain separation prefix is applied to prevent blind-signing abuse. Maximum message length: 100000 bytes.

Path Params
string
required

The Canton address ID to sign with.

Query Params
string

The message to sign. Maximum 100000 bytes. A domain separation prefix is applied automatically.

Responses

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