{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1475378833",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bab72f84c48f6be2e659db8846830052b2bc2e655b9c1d2a3141f726486c950",
    "signature": "0xb6b9089566fdfeb4fdbb6a335dcd1f55306db92f2156bedaec7c24e0510ae56d57927119dfdbff59852685e7b70e5042c61b1d100417caeb4762442be88e51fd1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}