Transaction not yet indexed

621m7aFPd6coUbSS9UqeNH1mmPdratatAGQH3uhqwWTMiV5aq5ewbe1EA41zzbLUU85kCCgPUSwJSwrHpEW5WTD4

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