Transaction not yet indexed

2r51itUBsDU9TnNLnRqM8tmtMeJ5w2o1KHUTpTKdftVHKNuPw2sFGaNkRytfRoFX9SgT5HoXbf3nDu2VZsMSBsT4

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