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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpmZ202YlphSkJ5bW40Q1BOTUd0cVI3NjZoSUJyN3hUV1ZMX2FjRE4tdW8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTAzLCJzdGF0ZV9ub25jZSI6IjY0ZTU0OGEwNjc1ZTk1NzFkOGQ1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTAzIn0sImlzcyI6IlRvb2wgZm9yIHRlc3QgMTExIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTgwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzMyMjA4MTUsImV4cCI6MTc3MzIyMTExNSwianRpIjoiNDgxNDhmN2ZjOTI1MTc0MjJiNjYifQ.uwayjBLuTpAc9lR7uem0tar-Ct0875TIRUH4qsDcnajKKgDRCmDlcjV4_2G63xhPeobIty2beRtrFRmCKXYgs00szrLpkX-mHbz1n6i7FtVe03J_SiJm76ZSHQWLaE4xht9mbjGy59ey-5kzizh0YAgW2KQcsFBZU4IRZGClMy3wJALUHQGq1F7trvH8q35byp6ZM7nNC57C3IpNvYLj0S9qWDxZORutCnWEv_QAP1jlxf3ieRetMiaVYdiXWOPn_4DSFq6KAbqcN-z7UBrVV4D4hx4aXAf50LG2sOLSuOfu9Vke_L5truyycS-F3NWyNL-IsyK3AcwJSBvtWvaKjw (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: 64e548a0675e9571d8d5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)