Transaction not yet indexed

AMfNMpQuqcoFrjFPPZNQvSiARMSQ3xcNjvZPyBAJZo1cgSx5paXrn3jQfGwrJ8FnAiAo1aJXFDf46ksZYXm4opz

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