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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2778/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjRFQlZrZTdWWE1lZUNRN2lRa1lNRl8zVUVVeXJ4Q0x1Qk1qYUlybF9SQVkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzc4LCJzdGF0ZV9ub25jZSI6IjJiZDY2YThlNGY3NDk5YTNlMzdjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzc4In0sImlzcyI6IlRDIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MzM0MTY3LCJleHAiOjE3ODUzMzQ0NjcsImp0aSI6IjY4OThmMWUzMjU3NzdmN2QyODA5In0.nPhsvmeS5MoVPpbtXlYxENYhMVWirBjykvU6s_SyVMqFf-A09gILfFKaNZ3bGnHxm8lrAFl-9CKP8G134jCgSRbwWNNg_Os7WcwoFtIJKbehKPp1u6kbdPOkk9mr-Obi_pm2vh6WXsf4-LiTMQvkoAFIUMsNkls5_CzMi8crDswrb3-Ozm3p7TU_rTjDI1BJ9xCP_i1VukXB6flCEw-6AnqGjfLZpWwQpXw1BUHp2ofCt7fMqW0EuPS6L6oTw9tKFtN_Zm1hdkcJSvXHyotqIZd818Go0u70-i8VxVs8lDXSGJlZYbGBxJ09_iYfEOepRNGuHQtITlRah4IF8t6CkA (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: 2bd66a8e4f7499a3e37c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)