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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlV0OWc1cWcwY0NYSkZGYkxrVUo5OE9Kei1OOEhOVC1uWEJ2Rm4xZDFVOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTAzLCJzdGF0ZV9ub25jZSI6IjczYzRjNTliMTc0YWE4Zjc2ZDIzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTAzIn0sImlzcyI6IkxUSVRlc3RQbGF0Zm9ybUZvclB1YmxpY0FuZFByaXZhdGVLZXlUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNzkzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzI0NDQ0NTksImV4cCI6MTc3MjQ0NDc1OSwianRpIjoiY2RmMjFjZDRlNTcyNjMwNjRkZTQifQ.gENmYMU9WJCFzSI3hSBDWg8uTyuOHj9MZ_Ut-vJdCm1gzXzsn2h8SXkm3z1RJdupScSkdqRGv2i3R781R7ylergNomPEwjZhx3dyKJ42wpT2Exa-nyY4kMo9BC1kgz9CnF_Miwj_Pfjbc_F0VJvduYOK0GnHxxKNeEQxb0GpIMbgBrzYCCPT0oGaeOqqsFOpBT09ktGk_IWIGf8I5qK9f7bXL0gZsmMC2rjatfwH_nU2vGmppwav2HOI1p33WNcy6p-bsv6k2Vyb6nOfWbYnrEJoEH0uu9ZISLQLkqqVKvC5GEiGg0I01g1LwXgb4bj74JVDt6u9OigLuBKtMHXvUQ (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: 73c4c59b174aa8f76d23 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)