{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1572213540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70f9cc58e369ac73ad7fcffe39caac70a2c39e6a904ed6f17b3f3586c765ee82",
    "signature": "0xe87ebcdc9e70cdf809f6d52c7ac55e31e6254cb3bab538ea26b7de04332a3ea5098445fa47e019c635d9ebc62ab4e116aa2178a3a90418da724e55fab19e77191b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}