Transaction not yet indexed

21MfhrYw3EBWNd8eMxjmuNe2YWLP5zLrkvLkEPkcB94umwjuFa4WRYrnNDSRKLcnvDnBd6mcKDMYHuXtLnBA2QK7

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