response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2873/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVCYVBSMDNzWHRrNHEtQjJTeUFCUlZHLVc5OGtKeEozYmdxcndfOUw2Tm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6Ijk0YmFlMjcyNTM4YmQwYTNmMGMyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDMxMjM0LCJleHAiOjE3ODI0MzE1MzQsImp0aSI6Ijk3OTg3Yzk1NWVhMWQyZjBlZDY2In0.nc4gVZZPKomoBmvFw6wbwp8AIriLaxYFWfTSydbGURv7qwPcy2ZjU-pyaeCjl98A1aj5QgnUeo971CjiYXVQ8xAbs6K1zs3_eCimE1seYn2kTTdaJU_dna-03VUVMkkNJHDvLMkVuG859kzuMf6jsTgmWT3YTeX4fL8VpV0KYlrM9UHsY04_inAmO7RVU20cPJ9IwA8aV2KImQCsm0C6a6X2R-CDOINKp-KgISQE_oEe6QccQgsdOcEzsRr-UVxJkbH09jwnlARKTV1WE0wsLmRAMbx1i6BzZ1MoRaMXc7Mk67K0lv6TTO7W6OdYDbbQRu-eZqDmQumfcUvDFiOOVA (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: 94bae272538bd0a3f0c2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)