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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4812/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: client (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikp2VHpaNjFfdnJJUmJMNUU3TkcxdUxFczg1TWRyU3pHVUlBc1dzVXlsYWciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODEyLCJzdGF0ZV9ub25jZSI6Ijk0Zjc5OGIyMjgwYTZiNGQ2NzMyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODEyIn0sImlzcyI6ImZyYW5jbyBsb3NhIHVicCB0b29sICIsInN1YiI6ImNsaWVudCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ4OTIvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjE5MDQzNiwiZXhwIjoxNzkyMTkwNzM2LCJqdGkiOiI2Y2NlZDIxMmJhN2YzZWE4MzE0OSJ9.Fmhko7OH7XT3gvCJ0WiiD2VmlroGdmp1K1C4FVP_fULc2yKiDawZhgsC2qihZOW68h7r1l4sfE-gFLx4x4Q-6pkgxiQURkoyufWrIN1qiOofOdPGPS64tDsQ86kPWykD6zvC64jejJPq3w6qRP4lkdIO04wH4rVQkKYO8hIvMohsrUBfBXG4hX17rmL3BJ-xvrQx_RCpS5Snmx5lkmFqRoMHNR7czJcjv6PGp-giiTWkuQNqHdR7pT6-0yAU2tnIkppYmI7zBSJLiaUopWtfYulPcFq5_c3SG_jo-G0fdgkw8br0EomUYKdWOK2fX1-JwpWjyfEZRezgEjQhcg7pTA (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: 94f798b2280a6b4d6732 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)