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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3143/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1lVFFxaF9wMEc2c3h4QW9QZktFZkxDeFpaTEszVU1ocFV3OWdMcWhudVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTQzLCJzdGF0ZV9ub25jZSI6ImEyOTI5NzFlYWRiODVkZDhlNjUzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTQzIn0sImlzcyI6IlNPTS1UZXN0LVRvb2wtMjAyMi0wOC0yMiIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzUwOS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2NjAzODQyLCJleHAiOjE3NzY2MDQxNDIsImp0aSI6IjgzMjYzZDJiZTE5MzBjM2I3ZmU4In0.i9y2oPlxhcBwZN3R9pHs3QrP_53y-3xq340Mbgsa82KK1hyobjTbJXuq5MaBPE73wt6fRF80MTiZaXodcpRRLt7mdvIhK3q9mwYYPwCRwO61T2NswPzq9DjonH3CUm5R_t70BRMgbTohLQo6m9DzXnnYMw_M98ELukZjnWzbOjKGpGieEvyViHT_XIlim8_vkUa_S9onL4VLPw--FRW6nK9mCU55wbEEN0U62roC_tEAyKkY5DBWB3D01HCRGrwWA7ZNF7OmbALnYuIEGGPw4xoPstFucbfU7G3CQwxAG90tQQvG4YsgqGYyfXsxPgyeQ4up9rN1aIowEvsq7WQglA (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: a292971eadb85dd8e653 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)