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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2791/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjdJOXpmQXJIc2lrYVF2MW85NXdoblR3dVFHQUM0eGg2R1ZMMEpLTTdrelEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzkxLCJzdGF0ZV9ub25jZSI6ImE3NWU0ZWM5NDM4ZmEzZWRkYWQ3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzkxIn0sImlzcyI6IkFERyBPcmllbnRhdGlvbiIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzExMi9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5OTI5NTgzLCJleHAiOjE3Nzk5Mjk4ODMsImp0aSI6ImUwNjNiMzkzNzRlNGM3NTYwMjcxIn0.I90mCK1aJxwD5WIpk4-JetYP2eFDTbhxVaqywZF_ap4JEJg31qjOS4zHVMb2XAUkA55mXmAotTz_OpRwE3THcnqccR0XrYjBh1AHn3Cc8KMCaFgQNUlswG0AQ69faiZfmOGmi6HAFcJAzq7x6gmCT9FtUlMhpdh4bh3TP_RviukiiKCtj8OPZW5SUswCbetUkRMP6N6Id0fVlkJ72w085lPxNb34xld9gSoLWuh6tHNFJpFeviB1yb8oVLHcKfUTl7mC0pz_Y4Rz97n3_zW2VkJm2dt5Ofk0h1be5no4T1M7mbAOlEzl9xZGuTCkvkjIVUXG3wuUYhWmvGDC5pPIow (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: a75e4ec9438fa3eddad7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)