[Orca Network] Biggs T37A3 & T37A4, T137A & T137D, T75Bs and T77D. Eastbound (Rachel Haight, AIS)
{"aggregatorChain": "Whale Alert / Maplify (WASEAK) > Orca Network", "travelDirection": "east", "aggregatorSource": "Orca Network", "unvalidatedIdentifiers": ["T37A3", "T37A4", "T137A", "T137D", "T75Bs", "T77D"]}