Transaction not yet indexed

2S4st5hEYNFSZNhynCjcP4SppmkqzhEh83VWoFDa7CqjW596ubLC4g9qXGhEx5ngT2Ekm2MAHqEB6VZzCiZcEGm1

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