This is a Mystery Cache.
You will need to complete Jigsaw Puzzle 1 that will give you the correct coords to find the cache.
You will then need to complete Jigsaw Puzzle 2 that will give you the lock numbers to open the cache to sign the log and the hint to find the cache.
To start Jigsaw Puzzle 1 you will need to use the link below.
https://www.jigidi.com/solve/321puegd/stage-2-puzzle-1/
To start Jigsaw Puzzle 2 you will need to use the link below.
https://www.jigidi.com/solve/c578q6ob/final-stage-puzzle-2/
The Cache has room for swaps and TB's!