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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5075/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: 456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InV4UjRISERfNTNyaDltXzFJYkNuZFR2YTFaUUJmQ1BrWEhFd2lnY250eFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MDc1LCJzdGF0ZV9ub25jZSI6IjU0M2RiMDQzZjg1OGFjM2Q0NGNiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MDc1In0sImlzcyI6IlRvb2wtVGVzdCIsInN1YiI6IjQ1Njc4OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzUyNzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NDk4OTQ2NywiZXhwIjoxNzc0OTg5NzY3LCJqdGkiOiI4YTQzMzRmZWNjY2I5NDUyNTdmOSJ9.JcH777No19lhQdGRydrZZS_OwBdaTYs4aJKLpeythcD6PC1Whg8SGXbIRUkTJEBlg5CDCHlbDopaRryPlD-f4DHjq5fUIrKeYqCuRBIgHnB-zNgmij4TID_fPfBb9Jf3mePjlOfcaoA9kLKQ-a4FnOrUG06p6U2Byz78emrIQnMw_t8JYG2T3ADFZrDnpFs9ULqy58mIMMULp6FRF0c210cRBTvBJWuZXV1WkRpHOfwPSJ5p-IdCD4Va_xCNJg7oYSljrYd-eUEg_XVp-vAF2ZO9zsvTkdJ9x0nDo3oL4MDJ-rQy4cmNyHONXyTkkw-vGuVRZZDJ5FOt3HjXXRCTvg (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: 543db043f858ac3d44cb (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)