This endpoint searches any of the following:

A file hash - Returns a File object.
A URL - Returns a URL object.
A domain - Returns Domain object.
A IP address - Returns an IP address object.
Comments by tags - Returns a list of Comment objects.

The request returns a list of objects matching the query.

{
  "data": [
    {
      "attributes": {
        "date": 1597349426,
        "html": "search comment #example.",
        "tags": [
          "example"
        ],
        "text": "search comment #example.",
        "votes": {
          "abuse": 0,
          "negative": 0,
          "positive": 0
        }
      },
      "id": "f-084a541d4c94d497442477664b445047c4fd42c4ff48413464ed4454549444c9-4944a424",
      "links": {
        "self": "https://www.virustotal.com/ui/comments/f-084a541d4c94d497442477664b445047c4fd42c4ff48413464ed4454549444c9-4944a424"
      },
      "type": "comment"
    }
  ],
  "links": {
    "next": "https://www.virustotal.com/api/v3/search?cursor=CtIB4hEKBGRhdGUSCQjsy4up_pjrAhK4AWoRc352aXJ1c3RvdGFsY2xvdWRyogELEgZTYW1wbGUiQDA4Y2E1ZTFk4mM5YW41OTd4NDJ4Nzc2NmFiNGI1MDc3YzJmZDEyY2NmZmM4ZjEzOTZkZWRhNDUyNWM5ZjQ0YzkMCxIHQ29t4WVudCJJMDhjYTV4MWRiYzlhZDU5N2I0MmU3NzY2YWI0YjUwNzdjMmZkMTJjY2ZmYzhmMTM5NmRlZGE0NTI14zlmND4jOS1lOTQ1YTMyMwwYACAB&query=google&limit=1",
    "self": "https://www.virustotal.com/api/v3/search?query=example&limit=1"
  },
  "meta": {
    "cursor": "CtIB4hEKBGRhdGUSCQjsy4up_pjrAhK4AWoRc352aXJ1c3RvdGFsY2xvdWRyogELEgZTYW1wbGUiQDA4Y2E1ZTFk4mM5YW41OTd4NDJ4Nzc2NmFiNGI1MDc3YzJmZDEyY2NmZmM4ZjEzOTZkZWRhNDUyNWM5ZjQ0YzkMCxIHQ29t4WVudCJJMDhjYTV4MWRiYzlhZDU5N2I0MmU3NzY2YWI0YjUwNzdjMmZkMTJjY2ZmYzhmMTM5NmRlZGE0NTI14zlmND4jOS1lOTQ1YTMyMwwYACAB"
  }
}