Transaction not yet indexed

21S3rt3dm51KkApFSrjR1LLAxTETmCWZQK95uooqqwd8rWF33x4859o3LKk2znFE7mfnBZPkDKGmevQz3gmS1MQm

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