Transaction not yet indexed

mfDEHhNsZAPppP2TsFqC5f5RDnc9KQC5eGdddMLHSXo75St26UYxKsPBxj7e8ipB6PeU6eQhgwkEBuN8sEpdKkE

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