Transaction not yet indexed

66EXSby75uXVfsPb5y5d6btS7d4iF1BfKB5BvtCF8tmVMTjUnuq56to2N1MDtxzsq45mdjZePdvoATNdtYmgR5j9

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