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{
"metrics": {
"newtab_content": {
"top_sites_click": {
"description": "Recorded when a top sites tile is clicked.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"frecency_boosted",
"frecency_boosted_has_exposure",
"is_sponsored",
"position",
"tile_id",
"visible_topsites"
]
},
"lifetime": "ping",
"pings": ["newtab-content"],
"type": "event"
},
"top_sites_dismiss": {
"description": "Recorded when the \"Dismiss\" menu item in the three-dots menu of a topsite is clicked.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"is_sponsored",
"position",
"tile_id"
]
},
"lifetime": "ping",
"pings": ["newtab-content"],
"type": "event"
},
"top_sites_impression": {
"description": "Recorded when a top sites tile is visible to the user.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"frecency_boosted",
"frecency_boosted_has_exposure",
"is_sponsored",
"position",
"tile_id",
"visible_topsites"
]
},
"lifetime": "ping",
"pings": ["newtab-content"],
"type": "event"
},
"top_sites_show_privacy_click": {
"description": "Recorded when the \"Our sponsors & your privacy\" menu item in the three-dots menu of a topsite is clicked.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": ["advertiser_name", "position", "tile_id"]
},
"lifetime": "ping",
"pings": ["newtab-content"],
"type": "event"
}
}
},
"pings": {}
}