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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4021/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjF0M3ItM2tQVWhpZE12RE9YN0ZUcWJLUGx1VGcwa3VOVTg2VTd6OUdDbG8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MDIxLCJzdGF0ZV9ub25jZSI6ImJlNTIzMjBhM2IwYTNmYjNmNjQ1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MDIxIn0sImlzcyI6IkphY2thbHMtdG9vbDEiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQyNTMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MjUwODAyNiwiZXhwIjoxNzcyNTA4MzI2LCJqdGkiOiIzNTExNzlkNTQ2NjNmZmQxZGM2NCJ9.iPIZPaUg7S8Zzkq9tdsaxdyOw3gjuKdo6LlUB4PePyYbIkv2yHFFXKu7zGQA46nomi8HTYhf05wlFH4MGhG94qX0nvg3rhDdKQdl29tqsqON1bccUfr_eU52xWcxJG_MqUtpNoPUsnjZs2B5_laLhwWatvwFBquDQzEujsvD4fLSkspfTfPopj7zR0ZT3JEPDV7V_NCJr03l0px5cbb8PGlHyf9gyoz_SspM_WWI1tmr-q3Y0g9TTFdsqnr2fpGhWkDpwQdofumfy-u5afuym5RL6aHgd67fyLrLtzE-SRzqRiFMbgHNFdN_ZORiY87VBuxgSKeq5_rJEWFf9IFZ1A (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: be52320a3b0a3fb3f645 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)