Transaction not yet indexed

MNP6SLkfJ5U5uYgR5tGW5JKx37KKBJ54nmAEeFxX9R88Dx2EVzZLo1G92DPwCHVAr6hbA3n1H7AATWoTURWxUvJ

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