Transaction not yet indexed

mcK5nVZfGUtm73416FVBNaTGY6UF4c3ydhTCF2MsF6V7aBqwc2E28iqDtLx5GmtJGiE7f56xMw1PsoaJg15Cj53

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