Transaction not yet indexed

mykJ53b2f71AQdTrnstVpL1BjMC3RuvXb5Fw8jcVLZXRTWCKT7neN55366s8mXvRBXBKPo66smrCYJEEUbzs8vr

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