Transaction not yet indexed

55NMMDMTFmz6SzRMRduFGPC2nks5fa1x2xrpPJVm8mjLCd9ZNKjDrMZKApypSVK9agg84iT5yQBQfK6nHHzMxTuS

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