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{
"metrics": {
"newtab": {
"trending_search_dismiss": {
"description": "recorded when a user either collapses or dismisses the trending search widget\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": ["newtab_visit_id", "variant"]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
},
"trending_search_impression": {
"description": "records an impression when a trending search widget is visible to the user\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": ["newtab_visit_id", "variant"]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
},
"trending_search_suggestion_open": {
"description": "recorded when a user opens a suggested search link\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": ["newtab_visit_id", "variant"]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
}
},
"topsites": {
"add": {
"description": "Recorded when a topsite tile is added\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"is_sponsored",
"newtab_visit_id",
"position",
"tile_id"
]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
},
"edit": {
"description": "Recorded when a topsite tile is edited\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"has_title_changed",
"has_url_changed",
"is_sponsored",
"newtab_visit_id",
"position",
"tile_id"
]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
},
"pin": {
"description": "Recorded when a topsite tile is pinned.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"is_sponsored",
"newtab_visit_id",
"position",
"tile_id"
]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
},
"unpin": {
"description": "Recorded when a topsite tile is unpinned.\n",
"disabled": false,
"extraArgs": {
"allowed_extra_keys": [
"advertiser_name",
"is_sponsored",
"newtab_visit_id",
"position",
"tile_id"
]
},
"lifetime": "ping",
"pings": ["newtab"],
"type": "event"
}
}
},
"pings": {}
}