Below is the information we have on event 615512 (JSON):

id
615512
mag
4.4
time
2019-03-15 04:51:14 UTC
url
https://earthquake.usgs.gov/earthquakes/eventpage/us1000jg5w
source
earthquake.usgs.gov
latitude
37.2817
longitude
141.2089
depth
35
retrieved
2019-03-15 05:19:19 UTC