from: 2997293156
to: 4294967295
channel: 31
decoded {
  portnum: TEXT_MESSAGE_APP
  bitfield: 1
}
id: 4238044801
rx_time: 1762711090
rx_snr: -14.0
hop_limit: 2
rx_rssi: -83
hop_start: 7
relay_node: 4

Use the Modified Mercalli scale to report earthquake intensity over radio.