{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553858",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xacf672e9f4187af3b0fc53945baa22ccb4e1f5f902ff0d3d840fe47bdc2b18e1",
    "signature": "0x3db4fb925d2f43787b6adc39098009af335db3e1243bbcbc88e8df85013a7b4462a4531503754015796705d1005247e7eab2da466ec3b5c97bedbc79b95af6a31b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}