The ad system doesn't publish a readable sellers.json, so nobody can verify these lines. That's the ad system's gap, not the app's, so no points are deducted.
Evidence (22)
line 1 facebook.com, 343157279440661, DIRECT, c3e20eee3f780d68
→ sellers_json: returns a web page, not a sellers.json file
line 2 facebook.com, 451088681917292, RESELLER, c3e20eee3f780d68
→ sellers_json: returns a web page, not a sellers.json file
line 13 criteo.com, B-057955, RESELLER, 9fac4a4a87c2a44f
→ sellers_json: HTTP 403 to automated requests
line 15 pubnative.net, 1006955, RESELLER, d641df8625486a7b
→ sellers_json: HTTP 403 to automated requests
line 16 pubnative.net, 1007040, RESELLER, d641df8625486a7b
→ sellers_json: HTTP 403 to automated requests
line 17 pubnative.net, 1006955, RESELLER, d641df8625486a7b
→ sellers_json: HTTP 403 to automated requests
line 21 telaria.com, rwd19-1675209, RESELLER, 1a4e959a1b50034a
→ sellers_json: HTTP 403 to automated requests
line 22 liftoff.io, 7f6945815e6, RESELLER
→ sellers_json: HTTP 403 to automated requests
line 36 rhythmone.com, 3630748062, RESELLER, a670c89d4a324e47
→ sellers_json: HTTP 403 to automated requests
line 37 spotx.tv, 117872, RESELLER, 7842df1d2fe2db34
→ sellers_json: HTTP 403 to automated requests
line 39 openx.com, 540871654, RESELLER, 6a698e2ec38604c6
→ sellers_json: HTTP 403 to automated requests
line 40 openx.com, 540679900, RESELLER, 6a698e2ec38604c6
→ sellers_json: HTTP 403 to automated requests
line 41 openx.com, 540838151, RESELLER, 6a698e2ec38604c6
→ sellers_json: HTTP 403 to automated requests
line 42 openx.com, 541031350, RESELLER, 6a698e2ec38604c6
→ sellers_json: HTTP 403 to automated requests
line 57 adcolony.com, 0a0f72cd66122f31, RESELLER, 1ad675c9de6b5176
→ sellers_json: returns a web page, not a sellers.json file
line 58 adcolony.com, 801e49d1be83b5f9, RESELLER, 1ad675c9de6b5176
→ sellers_json: returns a web page, not a sellers.json file
line 65 appnexus.com, 7353, RESELLER
→ sellers_json: HTTP 403 to automated requests
line 66 appnexus.com, 2764, RESELLER
→ sellers_json: HTTP 403 to automated requests
line 67 appnexus.com, 10617, RESELLER
→ sellers_json: HTTP 403 to automated requests
line 68 appnexus.com, 9393, RESELLER
→ sellers_json: HTTP 403 to automated requests
line 69 loopme.com, 9621, RESELLER, 6c8d5f95897a5a3b
→ sellers_json: HTTP 403 to automated requests
line 70 loopme.com, 11414, RESELLER, 6c8d5f95897a5a3b
→ sellers_json: HTTP 403 to automated requests