{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1510869039",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7243da6da46a1df43d65a10598edec1d78aec8c4812fb1690bc70ceba9d6d4ce",
    "signature": "0xdd7830c8d54f22ea298c5579e9e8c7a95a727e882a03f18669cb8cdf149768f37fa81a142ec486ed4708b45eec6ae6b9345a4e5804b807c631e2c6c4fdac8b381c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}