Transaction not yet indexed

6421kFJwTdrxkCFWgTcf91u2xQC7FchnCTC2XxNE2qEfcAzC21Nmb3RxbXUkCkWo6oCqwADHFfbvACuEWNFDh2Qq

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