Transaction not yet indexed

AL21J1Zca2uF4soQvxzDdUrDseRg3k2k7nk5xt5ZjjWz8ZvcQbzMQWTgAEXx8q5eBED4h29CBWbXgbcVbwtHeXY

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