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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5120/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: 123456 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjFWSFlVT2lWSko5TldZT1dqZ05kTXBYVHlhdVE3WGNzTERXSkVBbTRST3MiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MTIwLCJzdGF0ZV9ub25jZSI6ImJjYjMwNzU1M2I0NzFjOWE4OThhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MTIwIn0sImlzcyI6InBsYXlpdC10b29sLTEiLCJzdWIiOiIxMjM0NTYiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy81MzE1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzAyNzIxNjAsImV4cCI6MTc3MDI3MjQ2MCwianRpIjoiMzMwOWJhYTA2ZmZjYjIzNmVhODAifQ.ghcg3owjPq95qs_lbqrwZDGKl38QBx-LPBYBPz9ye6W_klW6x_OZub5YGj6TCIW1xFktyTgMSi0taAv3X1vLjmNvQjJxDCY4-6B3xHqIWITcJQfkdwkCC9e5nLsaDPskYH3XVbFY-_FVQ9z7ob-rfuivf9SeNjlJZAxgTZH5G11L9pUfPx50ix4TNoz7Pbs_Bp5YHlSjHB-TrIDjPVHTXoqkugo6xNC8ekSHIJe6R1FK2cm8H7KsKdC9OcjGl66SPgFtFPNSGm2UgfTACJzjZM2S5RcZNaOPIQ5m3PFx7WQKjrhfg7eBxI4RoJmluc8H0vP2_LC3L-x1uOdI8bcnIA (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: bcb307553b471c9a898a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)