{
  "manageEntity": {
    "action": "Repost",
    "entityId": "762751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c8a3d3169ed5fa93fd03bbe24b29036b8f69b4cd0707ce58fccd13838fe0128",
    "signature": "0xf634a52e0435964c3cb4f570d97ec18d0cb53152180d3d1331f61b7f555bc5550243b08051c2affe39e3f7110cb09faadab080f35b4ee5d025fbd2f4ee6d19b31b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}