Sample message passed to Postman

{ "postmanMessage": { "reqId": "10891", "request": { "frameId": 2, "method": "POST", "parentFrameId": 0, "requestBody": { "formData": { "count": [ "1" ], "ofs": [ "33" ], "req0__sc": [ "c" ], "req0_evtype": [ "mousemove" ], "req0_time": [ "34903" ], "req0_type": [ "i" ] } }, "requestId": "10891", "tabId": 161, "timeStamp": 1393432789060.789, "type": "xmlhttprequest", "url": "https://mail.google.com/mail/u/0/channel/bind?VER=8&at=AF6bupPEvlUCZrH5IYhf…GwKU1w&it=35908&SID=5DE0BAC18EAD2DA2&RID=13534&AID=176&zx=9u59iqwglw2z&t=1", "requestHeaders": [ { "name": "Origin", "value": "https://mail.google.com" }, { "name": "User-Agent", "value": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.11 Safari/537.36" }, { "name": "Content-Type", "value": "application/x-www-form-urlencoded" }, { "name": "Accept", "value": "*/*" }, { "name": "X-Client-Data", "value": "CN+1yQEIk7bJAQimtskBCKq2yQEIsYjKAQjNiMoB" }, { "name": "DNT", "value": "1" }, { "name": "Referer", "value": "https://mail.google.com/_/scs/mail-static/_/js/k=gmail.main.en.8XUh-sZak5c.…h6df5cTwAL2qv___196D_CH-uMM/rt=h/d=1/rs=AItRSTOfcI4Gf0BeP6Sn3hLT4ocmOjAiIQ" }, { "name": "Accept-Encoding", "value": "gzip,deflate,sdch" }, { "name": "Accept-Language", "value": "en-US,en;q=0.8" }, { "name": "Cookie", "value": "[email protected]/361184; GMAIL_AT=AF6bupPEvlUCZrH5IYhfypxY1NqiGwKU1w; GMAIL_IMP=v*2%2Fpi-l-htu*2%2Fpi-l-htu*0%2Fpi-l-htu*0%2Fpi-l-htu*0%2Fpi-l-htu*1%2Fpi-l-htu*0%2Fpi-l-htu*1%2Fpi-l-htu*1%2Fpi-l-htu*1%2Fpi-l-htu*0%2Fpi-l-htu*1%2Fpi-l-htu*1%2Fpi-l-rvs*0%2Fad-p-tl_l%2Fad-p-tl_l%2Fad-p-tl_l%2Fad-p-tl_l%2Fpi-l-rvs*0%2Fad-p-tl_l%2Fad-p-tl_l%2Fad-p-tl_l%2Fad-p-tl_l%2Fch-lyj*6346%2Fcbp-ok%2Fbc-c*1%2Fbc-se0*1%2Fbc-se3*1%2Fpf-s*9043%2Fbc-se5*1%2Fbc-se6*1%2Fbc-se12*1%2Fcl-rld*2678; S=gmail=XZgZrUAmZCIjCqAmBMDyAQ; GXSP=S; GX=DQAAAOwAAAATLW7felX2q0s-t0mKec57_ZBchZ9VyM1WnRAG5hIZQGGtnF0OiuiC2uVh_g5y_8gj7qKCYvq9HU9rvx3gR-X2Tn3SUIloU3On_fkuIv-dzlR6odDNm9qiyPmiE8KGMXlAxbc-1Au103mwlOup0xPdYIysroaTLgcsax-e-7Y_zl1c5ufnLfLPUddKCuKm8GF8-TjA4Dcfi1GQvv9gxDtPLoQJ81Lf7jWsmSWDdWGct-GszhN5R0QDddDicapd2B511KFL3XFtwWgd6nl8AoCi0qp16MSEh7Gkf7XI5VFrAJ0HjfoCPVgHjTuRay09zmA; PREF=ID=88095fab7f71b1b6:U=b4b0accb66b6f0cc:LD=en:TM=1386869612:LM=1387133201:GM=1:S=__xFRuBfC3sacGey; NID=67=jeiTGc6jkaF-9kUPoskw9TBYdce3rAerQDdlaI-DaNpikNy7VRgeQzhopLBbNFhuD6zeejRr_aw6Txse7KFaDRwCTE1BXANo1lDP4oDiZBqSbmygCVaDoF4ohEEejBdRID52358Zf_7wvwrbXc5vAdTs00DJFEyhQKnk8w1elyeMmobcqAS-Dlyhxj5ycSipf1KC5_4-zUbwDAYqjLYXn95NWqa-K7gs5gPbOIURxkd1g4YEMIomcA; HSID=A_Pnfv7FjLHS24IgH; SSID=A92NK55X9hDR6FY4B; APISID=_nMdofCXn1e4sj78/AuNYcnX0U1OxhhWkY; SAPISID=VBxOGcSO4F6j_ywI/ASqrDZeRXJyvYUyt3; GOOGLE_ABUSE_EXEMPTION=ID=55ee13d19d04c8d6:TM=1393425156:C=c:IP=106.51.132.133-:S=APGng0vYqZtlf1pQ3FFHPAd3DoDHdPzM9Q; SID=DQAAAOoAAAA9rN5NuOWgts-OwcqNUVRXuCrrNtS9-6YuSpbHp011dSIx4x4Wc1JCI5bR9z3UdEnZnD2AwDq6lsO2yFd9NX4rGEUaCNULgPWI4SPbm1B66nW0FGSwAAR-4HFOzsvrefWrDhLpgpoRJ2BiGLcNNS2vh_1sz60EMCV7l8ms1GLZQRVZy3t8xAaukB9ZTat4pNET1bIz4pl1N5dpxLqMEc1NQcW11zyXo4JWsAZY10rsZ2alCdgbjKKA91gNoODkwuMc5d4hllMgdvpkPz2i2R7gQf5JGr-tueExfHE93Qi0BkohzaLl3tdZqqr_QOfq4oE" } ] }, "type": "capturedRequest" } }

Where postmanMessage.request is the API request being intercepted.