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.eyJ0b29sX2lkIjo0ODEyLCJzdGF0ZV9ub25jZSI6IjJkYzg3OWJmMzZkZDNhYTUwYjZlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODEyIn0sImlzcyI6ImZyYW5jbyBsb3NhIHVicCB0b29sICIsInN1YiI6ImNsaWVudCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ4OTIvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3OTgyODk2NSwiZXhwIjoxNzc5ODI5MjY1LCJqdGkiOiJhOWFiNzQ3YzllMjIwZjI2MjE4ZSJ9.fKFF2yAiW_PbM9pIdvjY-5QX25rBntR2Cj7PB1slc0XxJW-QmdBz4e7vKsrCKeaIoA1oT8gaaO5pEKyOM6J9twxk4NIgM4jH7Mgl3FZFuepm20MD1w9s-gBQPKVMP2umay9Ldcle-B9rZ1f3jfoZh-CeN_SMN8g5OqFRsLyuk6hjMCv2GOQx6vjw_BZfep0ZnR9CM9dxCSBWnXCML2qDZfRyzwRszfGHh71IAv629JrSZL1Oz_YMsTHCI1zeKjyeFj7FDE4gCCYuPW8O0tY15AJXoPuoP4gEH-jNsPoKbbrAL_-nB7GiSK6VGljjkiGXIpSitCFT9wd0bH0eBZUPrA (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: 2dc879bf36dd3aa50b6e (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)