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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4021/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjF0M3ItM2tQVWhpZE12RE9YN0ZUcWJLUGx1VGcwa3VOVTg2VTd6OUdDbG8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MDIxLCJzdGF0ZV9ub25jZSI6ImVhMmIzNWQxMTc3ODcyMzFhYzFmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MDIxIn0sImlzcyI6IkphY2thbHMtdG9vbDEiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQyNTMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4MjU3NzIyNSwiZXhwIjoxNzgyNTc3NTI1LCJqdGkiOiI5NTI2ZDg5MmNiZTUxZjkxOTEzZCJ9.iSznqobOQ7Fy_3CMPIjfn4Qp5dT2xOxuJbUvxWRmwM14MUsOsa6p3mQGoxOwEvjkZA0pyBxFbI_ggE-Dk6VAKYa4HXBW8XUs3XJ0aik1H6RB5VB6QcTdPy-GihtlLxIjrSTeoureJkymC-FVJ4q8ER2MWkA2yDmgl_nRQ8WznRf2wrD81ABBGfrsHjCZOibRMikRg_CvDY3QhD1IcM_aNFoGBuGFq6SVKuC3xsZMrVQ1MoNjPQ05UpyndhaXgcFMYjq1hnRISI76BHDFOaBG8HYJzjw_jhsJP9WBAyaimmaaVp9vS2MfgVy5fFJhAkuG72b0yw3WxvPLrvqs0fs1Dg (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: ea2b35d117787231ac1f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)