{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321328982",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76e289b474d9f2a5d783f73a79db40e10a9c7b057d4a53f6f6bc42cc19c5547e",
    "signature": "0xe39913798115c1bc61a3909fc4334b9e16fb7d749a18bc781005c683c1732ac421fef5dab634c695f47c5248e9a3ec8affb20ca5cca5928b9b0099e144947cdd1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}