{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539032",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c5b0d0c0c446c2e9bf4408bf36fb5b7828df82d60715a7488fe19b870623d04",
    "signature": "0x7afa78992c8591a4bc32ae5de74b492764fc24dfde6a91379e008b9e7dfb9393661b00d6da172889e0a8a643a14d547408ad6f927688d08265e1820856f213101c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}