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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1771/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlpIeTJTSW81bldLT3dWdzJnYV9rdDdkcEN1TWIzYmR4M2pqTmpPVW1rTXMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzcxLCJzdGF0ZV9ub25jZSI6ImU4ODk0OTIxYmJiMjgzMzY5YzkzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzcxIn0sImlzcyI6IkVsZWN0b29sMzE2Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTA1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzIyOTI1MTgsImV4cCI6MTc3MjI5MjgxOCwianRpIjoiMDE4NjBkZjZiZDAwYWJhYzk5YTgifQ.dV0PFRzc7rm5hXeASm-aHCNnoDGxojOW21ykCBfjE8_ED8964Cc3NI1uUAMtdXFSWVLIbYw6o6i5nwOwI-ddEkLfYAx9JVghvYpUy0dwTC3VsoToDhdy17xG7blLhLuwyJQ6Lyi0LRHYBCzmchpImWGt30lsCoP_V2Bg6t0U78HajoKbD0HBTwG9zAdgUnwQix_GELmrwQEkTC0CnidI45tsnH4OkDpUu9kXwKVDf_QxS4d5LZreeJ0BNfm1CRwaG5ZPNHl6Lce9vTyJVwGAQRTdwqbaxLf33dl2VaLCp-gMQSnjzotiCSB9VsIA4ouwi2Y9e8tNmLDl_Tzo33fmpA (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: e8894921bbb283369c93 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)