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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4661/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im5UQW52RDlWRTVIMjhwVHpkcTdpa0p0cXhIeHNrN1pDakh0QkNIMTZaRmMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjYxLCJzdGF0ZV9ub25jZSI6IjQzNjRjOTFlYWIxYzIzMmM1Mjk2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjYxIn0sImlzcyI6IkZpbGVVcGxvYWRUb29sMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDc0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNTE2Nzc4LCJleHAiOjE3ODI1MTcwNzgsImp0aSI6IjVjM2U3MGYyZjdkNGJiNWJmMDU1In0.czJEoRY_c98OlpJRX74EQzUDrMt4IjUWu8nboJIaZughjDBFAzT3qxoPi6tzXyka0LygmfiPYDvz8CSwjnb1FhJogXkSPwbh9mt9QtEx-D51-ADU-gTOH5y1GZUm6JRCUnsNGGUTlARcpjd-OlrF501Q36ND1UlWGOYllQvJr3j89hd4QgnXoC6_XI4twCphAyevCT2QIG0R2Q1VdIHJ73qb-OwC1-MfUI580N06FUyFFTIj78VQ0doPscFRl3AnXxj0KBKWbUmpvAj4QD-KxEUrGpoy-u8WfhjlHOhixs6HY3_-c5aSngewE5lzEpgWVkFqWAo2dLsvcJVY_UH-PQ (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: 4364c91eab1c232c5296 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)