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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4487/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9qM3ZwYU9WTmVWVC1uVUhqajJvaXJONEJiWmh3dzg3T3FYVHk2NXFOSFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDg3LCJzdGF0ZV9ub25jZSI6ImNkM2I0MmI4MDY0NWQ2NTczZjI1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDg3In0sImlzcyI6IlVNR0NBdXRvUm9zdGVyaW5nVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDU2My9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5OTI5NDE3LCJleHAiOjE3Nzk5Mjk3MTcsImp0aSI6ImM0NTY0N2FiM2E2ZjA1NGY0OWUxIn0.WDx_4EtAGOqKFBwZh4WvFYIrZyQTCLeftdCC9P-5Vl12H_GyN0PmBLpM0RKitUUvzOg6uXvkg2HK0OE_A28GQz0xvNE_JYunCwccyiYpjS2yRiuqwK41R98Pexdbp56-0MYETbKzlKug1s_XCYpmK4kqpzJhMAWhQ0cVgFg82nI-tmdhJD111boGOb-Pvfm61xs7V2YkVQs3rPhCK32bQUi1Sr9i6-BSkNlJ22qT5xyqFa0HBA02xahCdck6l_hBJP5-aX-cIPdvXWuY9JofT47V2_PxPNBdcCNBoxox2FEToE-P5yQszUuP6cWHuhnzA2eTkTEAksUUhObmKDleAg (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: cd3b42b80645d6573f25 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)