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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3098/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im4wVndLSXM2Z2JSanhPZVp1S21nQ0pyOE9JMXY0WnY1N0xzQUc2QXhjM1kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMDk4LCJzdGF0ZV9ub25jZSI6ImRjZmJjYTAxODhhM2Q1NTllZmUzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMDk4In0sImlzcyI6IkFhcm9uIFNpbHZlcmNoYWlyIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzQzNS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNTE2NzEyLCJleHAiOjE3ODI1MTcwMTIsImp0aSI6ImQ1YWIzMGI1ZDc3ZDY0NDA0ODY0In0.NXztmgT5i1Q79hGgVlOz3f27IrBxvJ2dN4jTNDshfH1wPEvKgyGkyve6vCzyB1GmW8mHHLyQFxReEvW3FhgXSkem-0igBUkw17Em5E20ortgaMrGYEUiSeSAWl547C9Hr6HINHiOs60ERuM-0ZL446RzmmZkXQCd59_m__os5Z3UEFbLQwO5vNpFdwrmv--v1fMJYwc95hxn_5XROscCd7krrhIyMjLc79X48WxkXtq5f42_A7c3Bbqr55fF4LdlLTHT5ggnB84H6OKnShhsscUQDvmJds9HPL0Av0JcTAJDflCXFfhq9HP-fkzBBoSBcGBn855kpVdNU27onoE9KQ (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: dcfbca0188a3d559efe3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)