request_native {
  ver: "1.2"
  assets {
    id: 1
    required: true
    title {
      len: 25
    }
  }
  assets {
    id: 2
    required: true
    data {
      type: DESC
      len: 90
    }
  }
  assets {
    id: 3
    data {
      type: CTATEXT
      len: 15
    }
  }
  assets {
    id: 4
    required: true
    img {
      type: MAIN
      wmin: 1200
      hmin: 627
    }
  }
  assets {
    id: 5
    required: true
    img {
      type: ICON
      wmin: 100
      hmin: 100
    }
  }
  assets {
    id: 6
    data {
      type: RATING
      len: 5
    }
  }
  assets {
    id: 7
    data {
      type: PRICE
    }
  }
  eventtrackers {
    event: IMPRESSION
    methods: IMG
  }
}