Generate private key of address from mnemonic for given derivation path index. Private key is generated for the specific index - each mnemonic can generate up to 2^31 private keys starting from index 0 until 2^31.
{"errorCode": "validation.failed","message": "Request validation failed. Please see data for additional information.","statusCode": 400,"data": [{"target": {"property":12345 },"value":12345,"property":"property1","constraints": {"min":"property1 must not be less than 50000" } }]}
{"errorCode": "subscription.not.active","message": "Subscription not active anymore.","statusCode": 401}
{"message": "Internal server error","statusCode": 500}