Transaction not yet indexed

JAMkvFFKqaZ8EUe3esfkd7LpAomBJKowqKM2jNPtTizAZY7u2wG5KuvXRQfQUJ2U9ihHAypq3eFJBdcpJ5JyJRb

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