Transaction not yet indexed

263fYfiMLGgfF1cLUbZqP7pQtBQzAbFVwiropvcLLKUfggDByFd6knhfbnLyLyM9945QKHeMRXtH6JyLfWdWHmu3

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