Transaction not yet indexed

53SXeL8MgLgX9QsuMvdpvc99BSKLcQ9DTrobZbUcGCbSADEmoQHS7EhkoPGKjvzwfKBqm9vUShZmWzKeYrxgddN1

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