Transaction not yet indexed

56478MMv5Fzv6ATCvKM34VZXfWJbzzMrLtbJZCLRKXoNS7F6MBQKNXDeAHccMNzVCy1QEDLjQg8FEFz2X2xJyXiT

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