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.eyJ0b29sX2lkIjo0ODEyLCJzdGF0ZV9ub25jZSI6ImRjNzgyZjkxZDY5NDM2ZTFlNmEzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODEyIn0sImlzcyI6ImZyYW5jbyBsb3NhIHVicCB0b29sICIsInN1YiI6ImNsaWVudCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ4OTIvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NTA1MDQ2MywiZXhwIjoxNzc1MDUwNzYzLCJqdGkiOiJiZDYxNTRhNGZkNTFiMmNhODc5YiJ9.rqxxFObEI_Zyv5l9Y0qCuherdEC3-rgW9aL_0QhaVHuQ6iFuMZxfhwHgJs9ynhTkFlVKeQrovI2IqT7rpwUYMCa6x8oPoweGmO4KdlHhSQi39nsMYDXZBNQ-yiLZqNtO3wPwrFCC1zh8xc_OheM281FJ0FGWDnhz1LDEDXNCqYkm9lhOUas4hKwY6SNkEeOfH-Uwp8j7wV6Uv0KA_iL7pdEWesfvXTxuQOWlQTWcgbPWnfvZRHWzc-Gvbeb9dZMUbjHIi6u4VE1k58KaIORMqI7pwxyRvQE9_-ZMrnrbE8eefWFkUQUpCXIOFYKvifgNa_arZopNtPIcd8BZs-46IA (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: dc782f91d69436e1e6a3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)