{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1388967441",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8c55336df65857536a91a868577e427a0346a8545f71f228a8bf1208af7dd13",
    "signature": "0xb74879c84c856689732561f080aec973d5e27966fcce9b3ac9789f26b4fc168e521c92fd739d0d01821ff68853a29b4862cccccf4661109d52607923972ce8321b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}