Transaction not yet indexed

21DgmXUNCbzahqhqQMKNWzkRwdngpaB28ByAcd5KaJLc1wKcAd1kupzUeoxiMDY8P6RNZFAxwSg5uxS7mK88WBfi

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