Transaction not yet indexed

ZP51Ag2psoUtS8qMSuRJi8yfF6BNK3abyGmNfAj7khB6mkp42jACcu5FRUaGfXAvL3jUGthYzBPUCD2JR22KsTQ

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