diff_since
Recalls changed since a timestamp
Recalls created or updated after a timestamp, oldest change first; each row has change = created | updated. Pass meta.until as the next since. Paid: send Authorization: Bearer rk_… or an x402 payment in params._meta["x402/payment"]. Fixed price per call (x402 exact). RecallRadar indexes public recall notices from the FDA, USDA FSIS, and CPSC. The official agency notice is the authoritative source. Always confirm details at the linked source before acting. source_url is authoritative.
qlimitsince必填activeagencybrandscursorstatusclassescompany