{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1337777918",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b8d84556adfed94f13965d715109d0df1d6c6ebded3bfa81676b1d7a24ccf89",
    "signature": "0xfd824fe5c50cb803fb3ce0bd4fb541c9bbf595b7f6d52c6e56d2654ae67f60845b45bf5dc46640c013ce7e2b1bdee94f0c6c9b573ed6c4c667eb123fd0d672961b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}