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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3499/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: my_client_key (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InZTS1dIbjg3Nnh4ZlVlOWlLeUMwVkZoUkdoWC1HeEp4cFFZMVFsZ2tEOVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNDk5LCJzdGF0ZV9ub25jZSI6ImY0NTEwYjhlMzc3YmQxOWEyZmNlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNDk5In0sImlzcyI6IlRvb2wgTVNDIC0gTEwiLCJzdWIiOiJteV9jbGllbnRfa2V5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzg2OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwNDMxNDU3LCJleHAiOjE3NzA0MzE3NTcsImp0aSI6IjM3OWNmNjNhMjQ1YjMyNjI1YTEzIn0.JjYxABA-C-_STIYt6apmYe9G00xZGmaEMoDaN_cN2yRUkhwT5ofWwNML0-TUPA36VLNYSZv2gFG76F0PLt8SuZ5z_Iq6NGdfh6Iu2n_Hp5fJ6eah1rN8EOgvR4mLMrMH75W7hNYm0th8WmZMz1ZcXLPylbzbt_W-SXqAJ79iNApbenFG0upvfo-zwXTcu7yTbad2cprWwlSiR9rl_VjnDuZmAjljiCC6qiWoW8jwQqOQKse0eBsZ76OGFA89QaBpRXO3L2S3A4DErvsrXnsc0Ag56wN5S4P1YhyYYisKAvqj8LPRy4uGBjfLqeCTBCwYWRJzd4iT0vDFUVR7Uzo3Qw (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: f4510b8e377bd19a2fce (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)