Transaction not yet indexed

21Cab7SqDTcMe4cRUW5JbdFr45pcJTX5d7RNdwaopYaNgRsXzCaEacnZYgCPebdeT3jNAd5T4DenHcfPoKxDTMGT

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