{
  "manageEntity": {
    "action": "Repost",
    "entityId": "548967",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e559143164c22325f6991544e8332c5d81932ca306af7748a032af54b887333",
    "signature": "0xe684a4df0fc3f4aea909d7e5be254ad14d5bab2ff1f876db0bee99a8abcec5b76af0dda1ca3e9ba7c24948fb6bd0def65b5e0afa3cf34a2de43b9e55865cd1601b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}