Transaction not yet indexed

21LkdCZaMCbt8Q3TtWbWF5bkLf7gCk8FpYT7ZRajFM8vHjbUC29y5zPYyCYQAvSH4qAMi4E6MQM7A4MMR2vpvrt3

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