Transaction not yet indexed

121FvadQCgZArkK4DFdsZ1mpy8hhnBbQ2W2nxfKKs7ibwio2uKnwf4Ky8HRFHL29dTHp2ysrPbcyyu3Wb4SezPnn

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