{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851618480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x35ab4eebd811fa60b88432dfb5dc907d21bd14fc113a692a0c95cb2d1982fa7b",
    "signature": "0x6f01583d93e3eff39b507a532373b5759432916aaffdb718cc6d6c632b402c9d055dc6927b5030e5d00f328388a3db5e5381e24879f2d2ecb08c4c07f17c0cdf1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}