{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1539734552",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe1f83783de7404822c1f635da5aab7c6d568def6aef7f6cdd540dbdf80bfac0",
    "signature": "0xb3c71eed9b8ccf77ba132b9e3b97a3311c93ee0e8775eeb4a7ee42835ba5ae7c107e9f87617481a4be2a88e486828f065372eda144b63c4f733e72b8c1f35baa1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}