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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2843/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: 456789 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im51WEM3Y2RTOVFCSFI1VkFuTUowdzlMc2E3WERjQmpYaXBJSTdmRmIwVFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODQzLCJzdGF0ZV9ub25jZSI6IjdmOTZlZGQ4ZTYxMWI4NGFjMDNkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODQzIn0sImlzcyI6IlNCcm9ja3dheUVkbWVudHVtLVRvb2wiLCJzdWIiOiI0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zMTY0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc1NDQ4MDEsImV4cCI6MTc4NzU0NTEwMSwianRpIjoiNDc0YmI2OTQwNzg0NzIyYjExMmMifQ.OHvspdiGs746ihgOAcI8wJd2T31JXJQFKNTMBRmcf78P5u2DYd-8Yzbh--A0O-0vwssZAVhH2Uphw3FZiYQxnWm4Mh0nk75aVBb7rhvQ16w6ijPRA7XTmr2FmBzwdPg8WLXFX269cKk3NdXaNZ9CshGi_VVl1FeKgX6wQAw-BJ-ouXWQ5pzVSJ4Wx8KHquUXTxW4ROyXT1NqTUcseq6VrvgCktJt6m79N9t0u3zZiO9bNLUyL1gRAtWbvB5Hx7Zi3cfxfpURFFZKAaDA7YzYyfEHaKy4tZmwDsPvMPMONoLLQmeotHbAG45hOnGI88Ge5n-00EH59QaSbmei4SQW2A (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: 7f96edd8e611b84ac03d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)