Transaction not yet indexed

55ngUwtDsEQmAaEmLUucJN4HDppcGwFmtFfyScU4AEHKWqQjCWWb7WCLJFGeLCoBMLDmaMNmWQq7tChnKDnZ17ch

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