{
  "manageEntity": {
    "action": "Repost",
    "entityId": "551507307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb61525705ff4c10dd12e7032904105db0c9179908c0d9a87c111f7602d91dfd0",
    "signature": "0xaff9de164309eebbe0eff503c8a9e50fd4a465930be297dac26c1820190646f03913e8a36e3e126c2c130f0cea0e767de88efb89999a866e0e675a68d9b01a241c",
    "signer": "0x4d1CFca68D1A0fb43CE2a6bd50477539F1eA098F",
    "userId": "334081624"
  }
}