Transaction not yet indexed

x66MmU1kpfd3FzCn62BKWM2jwTwVJ3Ax3FWNnCxiSMP5xSQ1vmUcPt7i2Wpwivi9q21kZgkevbLBUbZN3wEJGfM

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