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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4204/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Iko0YlhIUWtCTzBXY1UzN3RiQ2k2NTdKcXdGZ1psRno5d3cwQ2g1NHVDRVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MjA0LCJzdGF0ZV9ub25jZSI6IjIwNzE2ZmNjNTVmZDRmM2FmNTNkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjA0In0sImlzcyI6IlRlc3REZXZUb29sMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMzNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MDcwNzkwLCJleHAiOjE3OTQwNzEwOTAsImp0aSI6IjNhYzIwODY5ODg2Y2MxNzM4YTg3In0.XUAGmYK8aXc8MBfrx9bq7xg5i_f0C5MPXi4uXtd_NTNQnQ9HHrAmGjUXXnf1L6R8S8agbtyZmbtx0ltxGZq30cTw0Lr_BNFCwIQRgV3oSRGF07G4eKjV6JGVQqF3-vYdNHxSAQNmMqjHYH-W6sKHS3X2pAws9HBVYs7OsnsdQUoDqEtC90jhtMhvisincEDZg4hPZxYEI6e7bTStNR5aogNxSOVzJKwdJRc0dZ3TN1gbd50rIvJolwYNE_8m3Y6qn7UEJo1t3V-JiHd3LReJPIXLH-YAb2fvkVrdDyFCospwo-qOkCGwTLHVY65vs7BYnDYonKn9nDX2AnjmWzXTaA (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: 20716fcc55fd4f3af53d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)