Transaction not yet indexed

21S7AMfAX5dzdBYEt9ZMbKTEjipMdpZt8Eb3jpRC6exPUg15SpvsNpmtukg83stcKn8MuNMrtSMdN1ZUQc7eAnc8

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