{
  "manageEntity": {
    "action": "Repost",
    "entityId": "673115",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c1097723545be04ef6645b07759865bea5c0afcfea20bacf57cbdb7619a78d8",
    "signature": "0xb4e4a5ba7caaaa454285905b9b14b570ae18def9cf2bc09f028fb601cc7fa5492f97156e6642cbb50e44a01d06141ff49590cbf85eee965833c02fe8d33fee711b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}