Transaction not yet indexed

NM56GbrQwuRkcZ6ZG2WGt3zkSshG4Zv3GCnF9pUp5kSnT6qcpYDZUuqqMLAUqAwCMA71U3gMj1cspB5PRFXkJdW

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