Can't connect via SSH key

Gabriel O shared this problem ago

Known

Content of ~/.ssh/config - (connecting via CLI through this config works)

Host production-mongodb-1.europe-west1-c.seismic-lexicon-136408
    HostName 104.155.112.29
    IdentityFile /Users/gostrolucky/.ssh/google_compute_engine
    UserKnownHostsFile=/Users/gostrolucky/.ssh/google_compute_known_hosts
    HostKeyAlias=compute.2714814650725591054
    IdentitiesOnly=yes
    CheckHostIP=no

Application setting:

/846ca85a6ebf7607d248e38958478b6a

Result of clicking "test connection"

/313a74c06317fac3e677ff94f54971bf