Transaction not yet indexed

21HMdx5pAB8Vv5mAt3HFsqfnKBem4JZH4ZUUGx3CVGiwgnbLMmEic1NtjG7Bj6dFnLPgi4AR2uKRWmProb8Qno1q

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