{
  "manageEntity": {
    "action": "Create",
    "entityId": "1671117454",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"user_id\":107884709,\"entity_id\":1674001840,\"body\":\"Genial\",\"comment_id\":1671117454,\"track_timestamp_s\":10,\"mentions\":[]}}",
    "nonce": "0x0b467d4755a3eb7844cfd9ca5f2a7b7c53d4856d7715cf1694c5177f4ff24d9f",
    "signature": "0x3f3fa025dafc36b66ab79a34d78475dc5b7f72dbc540937e9f31be66d96b6abf0a6bc6ea5da2ca335c81749537b0a7bbae993c6a163a5dd580af5adb13401da21b",
    "signer": "0xa14D6702CDecE6314728375b6e23497C562f7358",
    "userId": "107884709"
  }
}