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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4408/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: Schools (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Iml6NEhYMDFKSGR4bGhqc0Q3R2N5Zy1wZ0t3UXMyY1lFelZjbHJPQWJpSG8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDA4LCJzdGF0ZV9ub25jZSI6ImNmYWE3MjNiMDM3MjE3MzNhZGIwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA4In0sImlzcyI6Ik15U2Nob29sT25lIFRvb2wiLCJzdWIiOiJTY2hvb2xzIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDUwNi9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDMwNTc0LCJleHAiOjE3ODI0MzA4NzQsImp0aSI6IjkzYjBmYmE1YTdiMDE2M2ZlYTIyIn0.mDS-FJyCZarN4xNWjAfZQ0v4tAg1z3bAa-tdM8rkLt-cPCJfMvzpZqiLvj8rkgdphymc1nKyJAY2UhExn4GXFhu9X42iMyI9kjloZ1aKQVqU55aUKPssqoqnxrdoBM4tDdmEiG2BrqLLnjX0hVYvI1wFwSFnzTPRL_hPnhyd_FUCdR4HItjliifDDc6A0WaZeffYItYyA8yrGt-qKoUHynpTIjtdch-l065ndBq_VUdZlTSJ4X-YU4juKki4Mh7SLFUGjMmsOH52tXKdXBz3HOswQx_lzCN7VTyLmOJXsPIxD3dlRaJ0otnHpLFL8wUzq5myDFHVSfMF67kAMSct3Q (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: cfaa723b03721733adb0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)