Return an array where each entry is an object with this form:

{ source: "fitbit", name: "Fitbit", usernames: ["beau", "madprime"] }

GET /api/public-data/members-by-source/?source=direct-sharing-206
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Cache-Control: max-age=0, no-cache, no-store, must-revalidate
Content-Type: application/json
Expires: Tue, 29 Sep 2020 01:22:50 GMT
Vary: Accept

{
    "count": 50,
    "next": null,
    "previous": null,
    "results": [
        {
            "source": "direct-sharing-206",
            "name": "nobism",
            "usernames": [
                "johnnyharpernobismtesting3",
                "Gjoviedo",
                "Raven",
                "johnnyharpernobismtesting4",
                "johnnyharpernobismtesting5",
                "MafvanUtreg",
                "Leticiasierra87",
                "Scott",
                "richardwalls",
                "raywang",
                "Amandaaceolive",
                "Emi",
                "Frederic",
                "Nzleagle",
                "nobismuser80",
                "nobismuserretesting2",
                "aanal",
                "flin1",
                "nobismuser100",
                "JST",
                "Pavia",
                "Taylor55",
                "Claire",
                "Valerian",
                "Vickyvm",
                "Charlotte",
                "Anael_delorme",
                "Keeps9478",
                "MarjoMontijn",
                "bright",
                "Jef",
                "Chapsy",
                "Deltaliam",
                "Kanis",
                "usernobismtest1",
                "nobismuser2",
                "nobismuser3",
                "nobismuser5",
                "101FredGds",
                "Johnny_harper",
                "Elric",
                "Krunal",
                "Skrzyminski",
                "PerkiePeter",
                "Vita2019",
                "Oliver",
                "nobismtestuser1",
                "TDerksen",
                "nobismuser1",
                "Sammie",
                "AngieVDB",
                "Iraleksa",
                "MacOssie",
                "johnnynobismuser35",
                "Testty",
                "Robin994",
                "Scapa",
                "johnnyharpernobismtesting1",
                "FrankW",
                "Coples79",
                "johnnyharpernobismtesting2",
                "Nienke1208",
                "Jamesmill1987",
                "Daneguy",
                "ruth1304",
                "Deedee",
                "nosungam",
                "Madsen",
                "Jizkid",
                "Delaneyglaser",
                "nobismusertesting",
                "MARK1983",
                "Leximorris818",
                "Sam",
                "Hozman72",
                "Elisacua",
                "miqrom",
                "Rob65",
                "Christianvanangelen",
                "Leilasadien",
                "LTH",
                "user2",
                "user3",
                "johnny062",
                "VinnieVos",
                "Protopia",
                "Anji",
                "buukje1974",
                "Eddy",
                "Melis",
                "Jeffo",
                "user4",
                "Marielle",
                "benc",
                "user5",
                "user1",
                "Randy",
                "Dawsonkm",
                "asdffdsa",
                "user9",
                "Robson050",
                "Divaminoes",
                "Johnyharper",
                "user8",
                "user16",
                "Marit",
                "user11",
                "Dennessey",
                "User19",
                "Johnny45",
                "Johnny455",
                "Decash",
                "user13",
                "Yentl",
                "user14",
                "Angelica",
                "liubovv",
                "user15",
                "DBG",
                "Bobv",
                "Lacey",
                "Marnie",
                "Guilli",
                "Janey_Wong",
                "Miguel",
                "Clusterhead",
                "testusernobism11",
                "testnobismuser100",
                "johnny46",
                "test_nobism",
                "nobism1",
                "testusr",
                "testusernobism20",
                "usernobism",
                "testusernobism34",
                "gedankenstuecke",
                "testnobismuser2",
                "johnnyy1ahoo",
                "testusernobism4",
                "testnobism",
                "testnobismuser5",
                "krinamodi",
                "testnobismuser6",
                "testusernobism8",
                "testusernobism30",
                "testusernobism40",
                "testusernobism50",
                "testusernobism24",
                "testusernobism2",
                "nobismuser7",
                "johnnynobismuser",
                "Johnnyharper",
                "Dharmit",
                "Lovelandmac",
                "Pietaryrtti",
                "nobismRogierKoning",
                "katielorrie",
                "Baris",
                "madprime",
                "Bas",
                "GigiVanLooi",
                "RachelG19",
                "Arianne",
                "Tamara",
                "Tynoel",
                "Mathias",
                "Noam86",
                "Ingrid68",
                "Catoniuss",
                "Kangaroo",
                "Djrustler",
                "Harlow",
                "Mirjami",
                "Viivi",
                "TommiTee",
                "Camilla",
                "Yvett995",
                "F",
                "Authenticus",
                "Sven",
                "spiralarchitect",
                "Cat91",
                "LizBarreroG",
                "Malamadre",
                "SystemError",
                "Sergi",
                "Nostromo",
                "Axlrod",
                "Weijers",
                "Debbie",
                "Ilja",
                "Sandra",
                "Kazimir91",
                "Fivari",
                "Sannedk",
                "Julie_C",
                "brysch1",
                "Eagleswings2004",
                "Sony17sony",
                "PeterHJ"
            ]
        }
    ]
}