{
  "manageEntity": {
    "action": "Repost",
    "entityId": "723879",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0385970f17bd389dd914bc66db3d9284a889f6bbf34bcd0160445d236d523ad4",
    "signature": "0x07019a9f1c72c275adff0cdc8007f6e2f81a0a85416b842d3a676f5426b35e8e3e2d29375c70dfd688aae80962f196c1b86457e0020538f5dbe9cd7d00f636331b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}