Transaction not yet indexed

5ffTmkBRBPiaH9Kd2c8wWgPrAZhqSZWzMEjMikjq6eUJAucw9WNt7qAFLnmeZEqLMdCvLGeKPw9hzWxYppgPG1xv

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