Transaction not yet indexed

263sxk1gBiCxkWJz7ScTP5xCYmEWChFGUtnjQ6mFDceRBgMj8E1utaDGtRg8NR1jXhoXRxKSpeQFAHXhFJT5YssD

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