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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2218/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1rNjdITEJrUEwxZ0U3SXdTcWNSSEFla2owX0xwcm9XMjJaVGZWb3o1VE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjE4LCJzdGF0ZV9ub25jZSI6Ijk0MzhmNjNlYTY0MzdlODVhMjMwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjE4In0sImlzcyI6IlVuaXF1ZV90b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNDc5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Njc5NjkxNDgsImV4cCI6MTc2Nzk2OTQ0OCwianRpIjoiYjJiOGIxMDMyYTQ0Mzc1MTI4YzQifQ.D2UdWz_7OnzPZIEdmniLc0Fi5bcr9bQYrDVv3oKqxnj4kBVkJbQZG3fcs5G7eFrgCGE-NpmP8cXVcdpJfM6q1TNgc_eVFGkundHcnEaSsUxh6t4n2agZ5PRbEyoC736g3LN4jVayzpp_iZZo47BY4q6o5KDf1cwR23_tZUlENOovyJr621NQwajIACzt_I-iE9M-vujiQjsO77xr5-aD--x-GKqoS-1uZ-tfX5O5MPi44GAsCNmERA1ody3pvb5tFckYj-7swOa8Tla_L9ReGGI9IKAAUeNtp3aR7eniBMDNZIOmrygtpjXPBGsg6f-pV3q8qRXZwevjrPagicczTg (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: 9438f63ea6437e85a230 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)