Transaction not yet indexed

21tKNfExY4TX7hgcig7L8V7b9dXtX4xs8t3YUiUsiA3X4xDh6phhvcuhucrpFCSU49CUcABDfDLRnh8AVn3g7Rk3

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