Transaction not yet indexed

21FszeHTyNdLpTKyeGRCKFE8QUQDPJvm76XjSECKrSCY4oucSwk8Fc9DRcVsDXKMtTtfSPtrM5RUcak3n4TkaPGx

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