Transaction not yet indexed

638ffHBVMyJptaLkiX8tK8uVuiKmvFudW9GUHpuH6ZXT3V2KyGRSMQ5T17cL4LEe9L1iCdjgnxky4Br8u1jJufKm

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