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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2778/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjRFQlZrZTdWWE1lZUNRN2lRa1lNRl8zVUVVeXJ4Q0x1Qk1qYUlybF9SQVkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzc4LCJzdGF0ZV9ub25jZSI6ImNmYjQ2NGYxODIzZDRiNzNiNjcyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzc4In0sImlzcyI6IlRDIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMTEyMzU1LCJleHAiOjE3OTIxMTI2NTUsImp0aSI6Ijg0ZWRhYzBhMDQ5NjFhYjdjYmNlIn0.mYmvRKxtBI7JW1gsGo_7D6VTph8m9qCijS-605DDPy9f0sgRvsnXleAy0vlOWcCWGdNK2Hvd5sXrD8Ku24E-T3yUxTsmWS2ybO6x6WN3Jd_dpK4Lyyy5ZO7QD8ZOJnbOD5vs8r3AdZ3HhZ9YFDGt6dWscZCNkuw2yUl0twfgcSzuFbfevJdoNOGEpu5AX46NEX8fnEygtdIodEbEZXI0wkdcmDuMea6Fe5_vStj2XzxaAQfHJcNQ21AgUvzLC8YCfA1l9aFGQG9LqOB7-k703pHaiADW8XkJHUG0wvt0n21vFTavkXt9RH6j1WmE2gb-o8JOh2ir3CnFU4hZE0px0A (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: cfb464f1823d4b73b672 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)