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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4554/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: sb1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilg1NkR2STFERmtpaXVNNkN1aXZxRENzV0JrUm1mTjFHUG1Uak0wMG9sUk0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTU0LCJzdGF0ZV9ub25jZSI6IjNjODgxYjU3ODdiN2JkNDFlNzI5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTU0In0sImlzcyI6InNiX2x0aV90ZXN0X3Rvb2wiLCJzdWIiOiJzYjEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjI2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzczNzY4MjUsImV4cCI6MTc3NzM3NzEyNSwianRpIjoiZWYwZDQ0MGJjNzkxY2JmZmFhZTYifQ.Lk9Q0MRRyCC8Tyr5XHo8cuWX6jpjqi5uDVQTm922tqpom7BemssW37SPl-UEb0bjh-6_2Wn-MxNNCL_OuemBhynzdZMEhdVDyzGnF10o6IBjNTnDfREMb0Emv--EFHUWKxG1Y4o3SkvgsORgyyx7drrtwnKGElPcUNCO8H10_HhBobiK1hJ579-x7908Ak3qvPYw0Wx0c2ZHb6eGz-fhsrPH1djfONZ-IKpLuhTFgiKCAC8-rpl_Pixes2ceQRs3s8wemGXt_BnXxea1TD46qzJTXlnuRApLVXbwRB-vXkcDO6nDa7IWJcmsGGkA0CTjs-HdrD15spOiWG2Qy3mrWw (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: 3c881b5787b7bd41e729 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)