Transaction not yet indexed

21y6Tr7MsRpTgcc1uv9ho8DPaA2FGPqrCLaX1p7o8yfLnx9yLmSeipw5Pmqp57C5XTJwJvbNKxCDdQZMP8mLFVR9

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