Transaction not yet indexed

21LBQCWuCkp8EDqx5RuTqCCbeQjqWKoBrGLm9eWKyE1WTEv6vyv4zBy7kX5RzjThF5FpxXv6EQeuhcEQFsruZNS9

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.