{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1616050645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18d967270954cbb4ca3b6b8cf6a5e49d7124e2501bac1313aa4cbbc0d9d55cef",
    "signature": "0x58b0a1d01700eb41607442fc75ba1593171603cde453a041e22abccfbb3b11d50894bd423e1d42892068571dd22d98015a88c8fe20500082cdc8837e226b4bb81b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}