Transaction not yet indexed

21NeBQJmyMxkmmqR71KPCsvGD2QcxDMfcoaktxGPURNpKKTcv9gVg7cZVVQCgnUPcsfc7xkCT7JJZq253UPG2gJV

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