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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6ImQ5OWU3MjUyMDQyYTRmYmI4OTRmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc0ODc0MjQ4MiwiZXhwIjoxNzQ4NzQyNzgyLCJqdGkiOiIzNmRmZDYwODg3MDhkYzA1NDgwYiJ9.LuSKtzxqNrz7GF5oV6LYQHicbfKXYjIGHoW1FY16Gcr-tMboGAHW_xwu4I9rJGCdB8Q9BI536cwt19LDd4eowQ2qffpL_0wHYuyA6wPil13CvP9G74TciD41N4YgwsADQXDeUd75b5XN85VupFKH_H84GHe5S0g_8xlk07lj8WgPi25REw8fs5JmbtPG1ZRiM4rgd_NrU_vim2Q1kmklND-cCtozfhYudpHHfEgFbirLtGNNrERzVFHPX3UtybatpMfIp6i37a9f66d1iO7gTPG3QnFPkQAzCdCii4JXRXgPCszmmUnDUFnsvklbMsztdbJ1EU-fIIWNsU_CKTRcIw (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: d99e7252042a4fbb894f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)