{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603334",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc648935372bf706ac2495fc2f8d9402c857a6f9d4dcdf02b292fe6d07c9896af",
    "signature": "0xba5fbd78438b75882e98fae5e569897dcdba0a4f0a160615b1c12fd6731c96f44b8c9063d21cda512ac2d7f810dcd425e0a5fea008b3b2ebf030b4429dd169761c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}