{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1209855819",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe164e7421884dcaa27508accf25cf09df7ddc89c7eeee1f528640bb7e40d98cb",
    "signature": "0xc36cd13f7f8bb24eea7c82f50a7a0466978223a947316d411f7c631ebf65931e7a8de314cfc49b9d5b41aa333ddbacd1fc26a6ceceee158389da5f593e7f18011b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}