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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2819/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: ACSTOOL (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhVUzNNMGJwWDk0aDVpeGd3QkRUWUdNRzRYemE0ai1WQjJDNHM4RlZmYzAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODE5LCJzdGF0ZV9ub25jZSI6IjZhM2QzYzg1MDRmN2RjNzZjYTdkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODE5In0sImlzcyI6IkFDU0RFVlRPT0wiLCJzdWIiOiJBQ1NUT09MIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzEzNS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg3ODE1OTA2LCJleHAiOjE3ODc4MTYyMDYsImp0aSI6ImUzOTNmNGU5Nzc2Zjk0MDUxOWUyIn0.HE-BCB0Ot5gK27GLmiTAuHWNUKmQpDnnVmuEl_9iR4dvinhHNODtiUSmbly0WE1rCNoVTBEuSHaysqLhVOuxYkZIFzY9DyGEaXW00RXsLeZFt9saNX8sCuCF1zf43eUl7jNedLr2IxeC3WPhLcJ1Gycli0SkKkDQuikgizKLsJcuA6L4LysXSHL0Aw1Oe_ofNIO9UQhZKALZ6_exOQU_ygjqoLYsIS73S-qfyB7-FxKBx4PNlVOob6XxKluriWazBVdClGYuMCRsi_CJz-7wTtvKoAwCrd_BellFp8DKL_qxT4cOZ4jtdMUlnh4H7BFYAOoJVFPQc2tHjNQtKXHv8A (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: 6a3d3c8504f7dc76ca7d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)