{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573477424",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e7d208c88b30ec40de8dd0e2adc73718401db86bac2c82beeb6b5a5cfdbff80",
    "signature": "0x8526c8415a20ac5847161d35e86e33b0cf95ea62dca17e96abc62fdd867028d31f7499c8bb505a0ef0c1b26b560eab275cfe91efe76d52afcb2cf3c37a905cb91b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}