{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375767636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfec794aa3e024fd6f191d71907d681867802096953f5750e9827ff41e5f006ff",
    "signature": "0x49a483e5d47221529f9aeb2d0cbbcb242413b0d6bfe4b9a1e04284d037c733492de5fcb7e009f17885ac53408f4fa96e4a610882745d674c8825f8ca423207f11c",
    "signer": "0x1F9dC682fadBAc94c0Dd4ca2232a3f490704a737",
    "userId": "737872723"
  }
}