{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b7c83808493bdf5f1fffc8da391f73bcfff4e12dbdb5fac0fbe0bc5a46a2e1d",
    "signature": "0xa9f521dee50bc7e7bce44a7b2d3b4f1772ac638f586d0b3d1bcbd0c2a1dfe8b25dd59ed3bdb8b1594b695fc7a03985c8e4b81ee065609e9e3ab7bb943683eec91c",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}