{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445337689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88b72eb8d5502f50cef63aa05e1027e24e7fb97c2bacad7f4c99342ac531375e",
    "signature": "0x08f1e5dc3927719e5aba8842a218a29eab0da7706cf2cf9a4349860044ae9b5138ea7c6750e7cc4002c65608c25c5da4cd045b1492bfd9fc1629155528d1bedc1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}