Transaction not yet indexed

421TLbdWdEhPoavFVdHMWLNp37LLf4Rqys74at4dxyJYoBzoMqjpGtX3DUFYHtuMCnYQeg53PVHwjdDiUJBZSvy4

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