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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2157/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: 1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlExTlFzM1VtbG9yQVUyT3FzLU9TZjZnS3NXNk1uX1FfYWxiVGtwbk1RUnciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTU3LCJzdGF0ZV9ub25jZSI6IjhlNGFlNGMxNjVjYjU4NjBhYmIzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTU3In0sImlzcyI6ImhhcnJ5Iiwic3ViIjoiMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIzNDEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjEyMjY5MSwiZXhwIjoxNzkyMTIyOTkxLCJqdGkiOiI0NWExZWQ4NDY3MjJmODU1MjMxNSJ9.rb1_7lrVOBOwcuxoic4Sf6qSfBz13KxOAfsLAkYvcOECJfVFIz5kgNTOyGkvx6JL2mOZUyi0nAKirZtWK1PVWtVKMyPplqW3ndk5uzRUG2xonQOtuaM3E2maL9nlgMabp3aYwJURm3Rx_JS5Jw44rakKEVcvgTNrliPEH5-Gs18Qk8qDuU--7gtRlOpkG6YQW0p0Wt7VupjgQGWjG5bys8ZV1sRLQ6l3JjHgi2KvITLtWIrZi1fqOnHoHnrUSDh7GJeEkkmsglkU45gfVWkRquAeAXcu90Ux2cgW61RJSUuCRhb5a_orBr_UX6Vs8xOsDhvAds_pXncIeuVRPXSRqw (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: 8e4ae4c165cb5860abb3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)