Transaction not yet indexed

1261ULmcTGrJ5378GoG15gphjGGR3vXFaFNdrVfjLtu4YYkAzfC4cHG9fvGWhxWWxJDS6uXxu9E6PEm2uGzGHtqj

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