{
  "manageEntity": {
    "action": "Create",
    "entityId": "1252846442",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Puede ser \",\"entity_id\":2059704284,\"track_timestamp_s\":2}}",
    "nonce": "0x08560b69e23897a286676a158ac4d218e301e901ecc1b484cfd4aaa96a237a32",
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    "userId": "645720561"
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}