{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1404077070",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96d5690d1623dee1dd6372f94c1a7673e5ad389957978a4ba31d2f5f6dbbdf18",
    "signature": "0x7df1b139b4ac4072e9850712425a7324b68097772255f92acfc497b35e894b3e593745ca8bb45935776c9c73a7bd9832766b08d98779c0a3a5f840f030b874561c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}