{
  "manageEntity": {
    "action": "Repost",
    "entityId": "820673471",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9688a2babe5e8f1f6ea5eaeacf29d1822c6575ed344bd0fb5e62f8640d1324ff",
    "signature": "0x657c29382fb29b3794f85da106ee34e1488c91339a2d89603e76ae905742836613060ca7cc9bf66fd9bfd32e09893f43bfde131d8936dc960931a1d7f24f8f211c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}