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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3175/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: ibt12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ik9XWlhRYkU1VTFuZDF2eEVGd1lrRUFTY3kxTW1ZdmVsVFJLN0hlcnNoSFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTc1LCJzdGF0ZV9ub25jZSI6IjRhZDg2M2EzNTU1YWVhYjFlNjFmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTc1In0sImlzcyI6ImlidHRvb2wiLCJzdWIiOiJpYnQxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbG9jYWwzLnByZXZpZXcuaWJ0c2VydmVyLmRlL2lidC9pbWV4L2x0aS90MTNjL3Rva2VuL2x0aVJpIiwiaWF0IjoxNzc2ODM5NjUyLCJleHAiOjE3NzY4Mzk5NTIsImp0aSI6IjczNTFiNTU2MGM5NjM1NmNlMmRjIn0.rvVClRdisKVHpSC61ckGMqEhPgij6z6Vl1c3dKFcqlKYJIblKfSMfZO1w6TZmFPjSyrYv1wtfRPpdj_6CC0d0iTOpxriBv6pvG9cXd2SkHlh16VjvpnFiQfV9AhWeNQDk8wKQZDIIB6tgHJ-rXnso5SG6csvBTV21LdrbkydglDA7cwX4BcCwA78Kn-61fjz-WggZr7tfRcUmDepeK3xjP0cnXxZajbHd120HcSTjcznnR9jRPpWht5pw0kJEI1IjwdkvC1gxj2rcyo9v63OeZ39LZMoUcXxysLtk1e9_rINEQ1jBtheumnL2ZKcYzWEEYeMVDKrT27GiJG5sRYfqA (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: 4ad863a3555aeab1e61f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)