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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4874/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImtrZk9XemRqMnJUTTNObWRoXzhvMmJaLU51YlV2X19VTERMaTNncTlNXzQiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODc0LCJzdGF0ZV9ub25jZSI6IjFlNTY0NzhhMWFkYmUzNmUwZmU1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODc0In0sImlzcyI6IndhbGRvc3JhbmdldG9vbCIsInN1YiI6IjEyMzQ1Njc4OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ5NjMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3OTgyNDUxOSwiZXhwIjoxNzc5ODI0ODE5LCJqdGkiOiJmYjdjZTk2ZDhiMTk2ZmI1MDg4YSJ9.K7xFfsO1hcO3L_g7LQpUB_wQJvqAp6sR2zZR9BUeG4Av4mX-j349qVIoK6a2Jw3zqyIuyMmoimY4KHL-aS6Cw5InI4_fu1gUuTcIU90JQquCqY0mwW-bwlXUaDNYrQ7FVzDwnoVhu4Ypo28pLXWGPpbrr3iE0Iy6pLtBnwlbS0K7rHNtg9tAj8sCT9VMBCY7ok4anXOVVIIrf-gPiyPbYCH-W6KrFTe2whv3xWNJsuR4zYxuI9TwJWh7R28U5OhhDzY7AqtQCgC0zOVbYKu7Z_GPBVosKa7Yr8vpMI9OQ4xfb3VtaPRLl0zC6ONtZA36V4Z1CA96A6-TwDW2698CAQ (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: 1e56478a1adbe36e0fe5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)