Transaction not yet indexed

28mChkgdSNPnxBQ6ZfaMh44nYMDe8CXsfxt3xEFZfSUEaHQ9U7YnrmZrauqsygaMQmy5G9TZgzCdnatPNgwJDuu6

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