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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2218/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1rNjdITEJrUEwxZ0U3SXdTcWNSSEFla2owX0xwcm9XMjJaVGZWb3o1VE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjE4LCJzdGF0ZV9ub25jZSI6ImNjYzA0YjNiNDBjMGVjZmNjZGY2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjE4In0sImlzcyI6IlVuaXF1ZV90b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNDc5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzQ4ODAyODEsImV4cCI6MTc3NDg4MDU4MSwianRpIjoiN2M5ZGE2ZjQ1NDhkN2UwM2NmNjQifQ.qxgPYWBIbveqMZN8qASTZUFudtnYgU3MJsFducJZlDJWIVTxPvM54HxcX4YwxWfRPgcFuN8Bn0iuyTWJk0hIxZCMamSAMQW_UaAIJcca_O2c063gHgi2KfMzF29C0L78wC9N0B9pQ67kbdpTforPWjXQHU91WMD8nHXDZCj44GHarv2bF-0jHHYHY9kqTwrZwrGmqgH3dmsMAPEhswAZm5h7w0yuEfceF0gihq4QPFBH0eqQUnoM82Gqw4SujuqjhLAVoZBLIYr1sl20z1-1qbyPxyOTJA7ev48El6sKCRk9lZG91gWWmKOIMxNVBaYEuVqpMouzW255BKW_eY-3Vw (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: ccc04b3b40c0ecfccdf6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)