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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2677/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjBxN0NNUzJOSFJEZmVDV3JGbk5wM0JReTkweWdGUWhfSGhRaGtmS0NodHciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNjc3LCJzdGF0ZV9ub25jZSI6ImE1NjBkNGQwNTNhNDk5YzU4MTQ2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNjc3In0sImlzcyI6IlRlc3RNdXZsIiwic3ViIjoiMTIzNDUiLCJhdWQiOiIiLCJpYXQiOjE3OTMwMjU4OTYsImV4cCI6MTc5MzAyNjE5NiwianRpIjoiZjhhM2E1MjQ5MjUwOTdkMDEzYzQifQ.Mrakc4oiOeE4UuUCPLSR_tW2OO3rx3jq6jVsC9y0t24boykxSnilIsNg4US0zYLNB7_hOZul_4asR4_s8gSOyeYqvWz24xBA_klkN8zl-Jg-OtF0sAgnjambSROD5WsbvQshD63cD7JHDz0aI067GBxGAwwBOLik1U1jTpyXLyPqKDhQjO2LcYW2UHiqWwgGCLTh-xnDC52WU_qfea0iHZkiK9m-LjfDAUW7FkN3HqZyTqzcEpWj1babnkgtxB8hugaMOni8jOW0_NYewjGc_WQJ_9niZ4iy7tfT0ZSrpC0-yXpXnIuNAOaXDpKO_CD3zU8RFXvInqEhzgdM2kGXig (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: a560d4d053a499c58146 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)