Transaction not yet indexed

RBCKgsUqjFwUff4yk4ZvcuxbLKt8w8bEt718NSgdkarNNaBF6TTH7EWkffbvmXpdVGrc6S86FwsG5qWYHs8C9qa

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