{
  "manageEntity": {
    "action": "Repost",
    "entityId": "22219",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d8c3b13ccb33d5e7845a4852db64c7da9c3b5178480671543e3d780f334bb2f",
    "signature": "0xb613193fdb17c6a5b7218b0be0d26794c418dbca6c4fb236471e724f22bfda3d18c2507da567e2580f5c14b9cd9962579d738f33a7472cf1ec64607a91f58e971b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}