Transaction not yet indexed

421CxmV2bEVcLGUdzMeZ9NVVkY8aR2NvtqTz7WA34S5e8qb9p188Huz7TswvmsEEH3nh6eLPbq1ffoRFzJvZLLeh

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