Transaction not yet indexed

53ExMLyyzrWnn3nQu9oGHjdGhTSv8EAC6wpkXjjfdW3a3dFcUBx98R78aWPWVC8dNzS18PmVfC5heWypwMQRsUCG

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