post
https://{youraccountname}.api-us1.com/api/3/ai/customization/account-instructions
Saves the instruction the AI agent follows for every user on the account. An account has at most one, so this is 409 when one already exists; use the update operation to change it. Only admin users of the account can create it.
The caller is not an admin user of the account.
The account already has an instruction.
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