{
  "manageEntity": {
    "action": "Repost",
    "entityId": "661559684",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb735ee2fb8a1938e1a670ccfb0ef310740fb678c4c04a5264a034ada1e22e3e5",
    "signature": "0x01ab4bea5ed655752571d429700a9a4a3dbe07aa9be6332dab7908e2a6d9050526ef1f18af709a78567e42897839d5e86c9b5234fa63f8bea5645d275eaf19381b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}