{
  "manageEntity": {
    "action": "Repost",
    "entityId": "855266306",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe839e13e12fcb7ccf9d58ca9756891dbe6d3e3962d2f8e8281d87b97a66096c4",
    "signature": "0x28d381b57b7c7fc6e5f461489c5fba3b934837268231a7fd7e137a18c178c02b6eaa4a09032826d5632baf5cbf5778540dd3a3927797263c1b200f3723816ef31c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}