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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4980/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: gr-ims-lti (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlJvQXczZ2Iwem9CN2VwbHNLZlZuUUxDekRhdXozd29ZbzRQQVlDeUpHZWsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTgwLCJzdGF0ZV9ub25jZSI6ImFkYWMxM2ViMTUxMjc2ZWU2MzkzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTgwIn0sImlzcyI6IkdSIEx0aSBUb29sIiwic3ViIjoiZ3ItaW1zLWx0aSIsImF1ZCI6Imh0dHBzOi8vbHRpLmlubm92YW5vLmNvbS9wdWJsaWMvcGxhdGZvcm0vdG9rZW4iLCJpYXQiOjE3NzA3NjU5NTcsImV4cCI6MTc3MDc2NjI1NywianRpIjoiNmY2MTk5NjdlODM2MzdiMWY4OGMifQ.jptwkH5EzGB-EYsVkIus1c3ognATOxM5e0SJzdhaRPPS9vlsLDQa5gC1nf3-zUzQ864rEtcuHEaXnN2Xi4LuYCXi1gqNpdWfbme8SqI9lmZN4P6NO-nn2TEwBm_g7pGQRtMEoBeQHXX6zpMg7_AITiLtYoly0Ny2Z__4gyhEMWa9dNhWGCt67kpqbaxXGxEy3xBURulCLZoFvVlkWWjvFRGO9bgU3zb5MnLIMSTy2roT3gqjuO6yRf3AXtxKVPHvHd38fXHoCb-lvpO6Fjk6GtKs7nGvdZssT7ayNRRKaAEQJUfYyrITryQ481UMrmVMtMNCMJr7wT7I9CjvasaR5g (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: adac13eb151276ee6393 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)