{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647046",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91e364d7e658ab40edf1c7291babcf7de794a41830fb5fbe0481d09a0f39c5b1",
    "signature": "0xd6538ad4fa5014e0d61ecb662ae2f97ebf1f6dad900f72a69260990a17bd8aef517954c631fdd0f54156aa0c188863674120e4aec9cfd3a4e4d1dc39353a29031c",
    "signer": "0x580b8ce3181CecdE24dda8DddDB6a57828990d63",
    "userId": "214104220"
  }
}