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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2291/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImlqYjR4dzVWZ2ZMYU52a1JlWDFDV0lNZF8yODNwNHFudE1WYVVuTVVEX0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjkxLCJzdGF0ZV9ub25jZSI6ImQzYzY5NTc5OGY2NzU3MWQ3MzA4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjkxIn0sImlzcyI6Ik5lbHNvbiBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTU4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Nzk4MzM4MTQsImV4cCI6MTc3OTgzNDExNCwianRpIjoiNzg5Njc0MjhjMDgxMTAxMjJhMzgifQ.GgFAQ5gD1hZmb1yNxT5ff25f5Yxe_lHvU_4hs4aYRa2cV08V7RjnNbVL3xD5MPeBpZsHNczSBzRS8dHcUsKMvoImjSb7iZd6WadRwNw_jNUt1pj2OwQby4p0KhwmkFCb_K1G_tgoxEABWiURE7nZcFJbyiumm8DqXn0TXcFCH03iUIvv391kOyrdRsq9f2egWpAO0lwe8YKSH4HSf7COM4M_CPel0OIN4P42pDhfFe6EEe6rIqf_2VePzxMJguWwzGSwbrTo8dAK6zJg7U1FldUINpQvg1ojSEFipuzJsAIXeJE8nIwve5jKpTc69NgvCeb5DsJ3IQkI_ge6WQ8QXg (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: d3c695798f67571d7308 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)