{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1574762715",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x761b675dc01a840ac2e474ae07a392bef1929271c635d1a0f203c2c154179c8a",
    "signature": "0x66fe18682531ff71ca8425bd89b49f65a289126c560a01c6822d7f0542c4f1265a068b357193378202e25c719496bb4d3e74022c28836363c876cce41fc80b851b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}