{
  "manageEntity": {
    "action": "Create",
    "entityId": "1047379656",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"fireee\",\"entity_id\":1726767267,\"track_timestamp_s\":88}}",
    "nonce": "0xf6e876beac2675768f43ae4681b81be50a06a9e2d48cf25d16e2a8507e2fd755",
    "signature": "0x235afe1e29403a59dd14ccfbc4daa412b981bd827a4322f80334e2572e17ddcf226e1ce1d45416e089f456cd924db3bc781cdca92384519aaffc21526422f6cc1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}