how to get list of users and add users from server with user token already gotten using retrofit in android

please guys i'm new to retrofit. how do i get list of all users with the login token that i've already saved from the server to be displayed on a list view , using retrofit 2 in my android app. This is the API to get people @GET

   {
    "data": {
        "current_page": 1,
        "data": [
            {
                "id": 1,
                "people_name": "Mustafa Segun",
                "people_phone": "08025481373",
                "people_age": 20,
                "people_gender": "Male",
                "people_email": "segsalerty@yahoo.com",
                "people_status": 0,
                "people_state_id": 0,
                "people_lga_id": 4,
                "people_ward_id": null,
                "people_poll_id": null,
                "deleted_at": null,
                "created_at": "2017-07-17 01:01:26",
                "updated_at": "2017-07-17 01:01:26"
            }
        ],
        "from": 1,
        "last_page": 1,
        "next_page_url": null,
        "path": "http://houdini-loftyinc.herokuapp.com/api/houdini/people",
        "per_page": 10,
        "prev_page_url": null,
        "to": 1,
        "total": 1
    },
    "message": "success",
    "status": true
}

This is the API to add people

@POST

    {
    "0": false,
    "Invalid": {
        "people_name": [
            "The people name field is required."
        ],
        "people_phone": [
            "The people phone field is required."
        ],
        "people_gender": [
            "The people gender field is required."
        ],
        "people_lga_id": [
            "The people lga id field is required."
        ],
        "people_email": [
            "The people email field is required."
        ],
        "people_poll_id": [
            "The people poll id field is required."
        ]
    }
}