{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538769",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x05f756e31a264c9ad56b440db1b22df23b87de636e9b4f2a7c0646c0640f1fd5",
    "signature": "0xd2b5a231beddac29aa1b2efaf903ec4b9817a5552139e0794c687996637b053612e3772d2fc8f9e0d8fa0bf67fb077200f49ebea8e13a222b77f18bb84d40b911c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}