Transaction not yet indexed

878EXgAvyGHYMmnGf2m5xLHsgPJAGkRDNAjqNKqHCkfbbTRcJ6rVwXeDXRu4R3d3Un5Wbx76LDZpLTcrMiXcUk7

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