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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4417/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ii15QWhpUFlIZlJtLVBIeVhjcWs5alQtM2xqWEpkZ05nSXpBNmJSZWltdEkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDE3LCJzdGF0ZV9ub25jZSI6ImQ0OGRhMTQ3ZWI3Yjg0YWQ4ZDYyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDE3In0sImlzcyI6InNjb3R0ZCAyMDIzLzEwLzMxIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTEwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Nzk4MTcwMjcsImV4cCI6MTc3OTgxNzMyNywianRpIjoiZmJjZGI4NTM0OTg2MGExMWIyYjcifQ.BklLUjVxru90oA-cIi_CRyJkaeBdNvTjjgnohCh_hXQAZbnqiS_GLfpYjL3OwZiP__GltF3AFu9UkwPJPiWz1sIgdMABwodiW5v11TkjZ4M60G6xP0ToueKIH09e9kIDwh31LZiilW8JuvOKDoQIkmIv0TCORXHiSfTQl5Rl-ZcJ1yAG1Eh6Fi-RUtZ4QiuwQh_fiZ3ajpQWXoX0YcDtX0cw-AI2oijLZ6G-QqlgrrAl8G3J_7vlfJU0DtF0kDUCgbVrzUYLPJB5KEm45-s20f2y5f_VDTZA7fgco6daTuiYnaNpAomq0AmwQtokOhsR6n2kUtEkfy2p2RycUThReg (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: d48da147eb7b84ad8d62 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)