{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476662",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc17800da0b8be8410730c3abff0cd5cf6335d9119632f782f9d421064518cb87",
    "signature": "0xfad81a93f977daaf1bf62d67f30830916efbfece516e4f56290ce80e1b841ba9332871ddfa90fe746c239067376c96fe0960de056c6a3fd1e7bcb57f81db7d771b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}