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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4431/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: tool123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilk5RVliSUVHMlNNeVM1anV1SDVveVNLQTNrTEd1dGtuaFJDbzY0RXA2ZWMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDMxLCJzdGF0ZV9ub25jZSI6IjU2NzAwNmZjZGM2NTAzYzcyMzM2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDMxIn0sImlzcyI6ImhlbGxvdG9vbDEyMyIsInN1YiI6InRvb2wxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTE4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzUwOTc1NDQsImV4cCI6MTc3NTA5Nzg0NCwianRpIjoiN2U5MTlhMGFlMDFhYjQ1YjIyZjAifQ.LfyqagtbsnBNqaYU5JmGn6w6nhyuiNglLiWdE5gbSjoBnFL8qWTk5WYlzGpTRCgPXKDidvc4SvATxVrzUSlbMlcbPySxAn0m5Dak-Hak0ENoG6sXR0AuwCr70ZAiRVOWijluE4E1MzY3FLHtZlML4YtrILvZUaxaTRZEHt7wX9Jd8J3_2UkX5ijsYY0gUDeueh27MhjAsDx1_i0klOsMH8BSNSV6xjXsL2-bFTnDdy3PeDZLUVnW6JtreL7cLpml3w74rMHwNz7xJAWcuPuNAlSiFY7zjZFJ_B0Z8IDuMMBnSbOK2mcK-Kg_6M8dE_-r5oC8M-tQgXVkbjaoRpnbuA (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: 567006fcdc6503c72336 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)