Transaction not yet indexed

21b8PjVmAHXwmcZbGnMsYpZLdCCVUWgMfBuEKo1jj2HD6nhc6AbAoDPTrc9Exvw165NokyLYCB6e2WjLYeEVLERs

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