Transaction not yet indexed

RmbFFtpL4K8LQAE64a9mPB2jhVCvJp3hRqgiLWJZ67Rdz5vvpgcbAAWQsEQarQ8VtX7ZCF9WnauM9pYSJTYXRv4

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