Transaction not yet indexed

21TgCkmoAxWWU2k2q15o5sXwTbNCu8yLMxhbsykQKDFgWyevQhUBBDCNuSFm7eidKdkGSyNXMm6a3rV2uxwWmMYA

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