{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1474802873",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7ce72818a176d73113243375f3d4151130013d3733c998537aef2e237b6d0ef",
    "signature": "0xcced47e1cc97788745e739ce8c39ea564b337f266d229cc56dfc7653f5832b372f1ca854cea07772b7defe6d73ce47d93c9ad76f5f15057765d89d4dd411f83c1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}