Transaction not yet indexed

53mSbgYYattMVxPc5uVS3GbcRBQCPLPR4gm4uf6pMuqfC6Hhgs2VU2BCmB4FvW5kRTjFifdsMYpL2NvNFUyCUY5Y

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