[Orca Network] Biggs T37A3 & A4 and T137A & T137D at least. 
 Milling east of ferry terminal.  (WSF) (IDs WSSJI)
{"aggregatorChain": "Whale Alert / Maplify (WASEAK) > Orca Network", "travelDirection": "east", "aggregatorSource": "Orca Network", "unvalidatedIdentifiers": ["T37A3", "T137A", "T137D"]}