Transaction not yet indexed

642EgAzZhfgeoH3m46371LM1jGWoAm3jyvsCUPCKhsPkA6EJ32Pz2JdCixXP1JNWrCEnUZAka2QdRp3tAYbzccaa

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