Transaction not yet indexed

21C84KyteR2avDWaefZLVtYCc9E77nnqZD1JYEUHU2MA7k9t65Uwa6dZS3WRoMCkdGFUBrtEoebZvr3acMdS5MmE

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