Transaction not yet indexed

Am4Jnx5C9knmdr7a72z3pEF8U6A7U1P1D988MUcaDvGEzLdfPgtPaHFsqJVLoQ6NUjQYJeLjQ33VNS9o6LJDF5N

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