{
  "manageEntity": {
    "action": "Repost",
    "entityId": "919646814",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e899deeb858374a5402bf2b3eee4effb8cd905de578a021f87c432d5b138a81",
    "signature": "0x444b34f3764aed714d29d5d10401caaad72f60a388595809e2c8c31a4d759e7235cf0137ac4aef0ac825ab13b888860f426546b9acee5aa3c8cf8f4c7adc45da1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}