{
  "manageEntity": {
    "action": "Create",
    "entityId": "719023060",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"🎶👌🔥\",\"entity_id\":1535410360,\"track_timestamp_s\":55}}",
    "nonce": "0xfd7cbe8643e2e2ec3c5f1c9081e6352ecef445a14f8ad6eab958380a8d6d2696",
    "signature": "0xfbe2de9a40d25714576ff4f88ce4b7f84a9f1d28b2d634fbe7bca636a9d6ec365a54f98a118e480110d7792de30ba6c97ac978011191c985f6613bf81bd9474e1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}