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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4266/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlFjQkFPSEt2dGp1OUxBU2NEY2o3VGZRdDcyU3duYmdURUxYRW5IRHp4YWsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MjY2LCJzdGF0ZV9ub25jZSI6Ijc5OGFjMDgyZmFhYjNiNjVkOGU4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjY2In0sImlzcyI6IlRvb2wgVGVzdCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktbmV4dC52ZXJjZWwuYXBwL2FwaS9vaWRjL3Rva2VuIiwiaWF0IjoxNzkyMDcwMTcxLCJleHAiOjE3OTIwNzA0NzEsImp0aSI6ImFkMTAwYTYzNWZjM2VkODY5NzM4In0.FbFxQ84XD5goQnx2_OlnYNeq2_D2mn0uclV2-baAFskXMgAIy18VF2ESoO8KyKN9eweZk06_o1CKIRwBtP5kbLBL2ivzO6E-x3nJdYd6Bnyewa9GrCrr9hI-ROLeravLxHkT_e8WHgrRxVUU-NqVmyGeJ_rCFnhpwTzTBCfH93-MeevdXYt-k1esgSffZ2fiMPhPTmuT1UmwX7Jjqd5rhk4731KCFSG_Zf5b35auFj_84ftch0O34NscFw4ddRVx6HjClM9ZTdorvWTlRkHGI2isF-JM1JsYzb38lgKDBy_iRpLqo3HspxE47sKmxkK6eCQ3ChMIggWxWWVXghvpHw (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: 798ac082faab3b65d8e8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)