Creates new signing identity in the MIRACL platform.
|user||already registered user.|
|authenticationPinProvider||a callback called from the SDK, when the identity PIN is required.|
|signingPinProvider||a callback called from the SDK, when the signing identity PIN is required.|
|resultHandler||a callback to handle the result of registering the signing identity.
- If successful, the result is MIRACLSuccess. - If an error occurs, the result is MIRACLError with a message. On exception, the exception object is also passed.