Transaction not yet indexed

21SoJ2hrnkMxAmMQWonSPw48HdPwMAriepFi2a1QYKnXMVqAPwKTokSKeyS4hKchnMQ9D14vAVV7VjyANHqSq5Nm

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