Transaction not yet indexed

Mnt6CMkC45FmK4mNJndRQxEjN1QDVYMFaGddPEY8VMXwpTKB5fMtYE3bW8P9fbuEb3CT5v7zVQp2CbXYhvuP1k1

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