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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4112/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImJvblBQNFlxRTc4LURkRUpoX3BaSnVySFZ0dHlsbWlSUjhzOWx0SGM0eDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MTEyLCJzdGF0ZV9ub25jZSI6ImE1YzU0ODcwMmI2MmFmNmI0ODQ5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MTEyIn0sImlzcyI6Ikplc3NpY2FUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80MzAyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzUwODUyODMsImV4cCI6MTc3NTA4NTU4MywianRpIjoiMjE5NGFlZDRjYWYyNzQ3NzNjMzUifQ.bFxOFqdmwb5yaYyuLA6V65b-D0xGhUTWhhihVz3D6vpAatkAYqOUAqUNjvQU7ak_mcD8_9uY7a2rZUSFBa36pLNhr0t3-DDlFhGQV8EIYB6PeIV6LdgKlEBZPN1nWxD6aCkAMOuJ4HwtMoQTux-859OvMFZBbmpQVmmAIX4sr3Prlc-Li7EV0E5XYJ7K3T2AfiTMiMsrcitw535TqrtV4HnmVQnKxP-xsbqnxt3HvvdE4cCiQlPlafgeEcQi3qDW55bMNyltupZTZ_YNWHywUqLj3fphWaWRmDdyw4THeN-B6NECE3g7r3xerajl95l-RvdrU4nI9rkg2j-A3bucpg (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: a5c548702b62af6b4849 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)