{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771141606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54e01e65148eb75ed863439ed7581fdd554da4208dbc947fcd4bdd09500cb01e",
    "signature": "0xe44736b920745a55a56362daf5262bd8ccc630ffa1fa923390f27d529a56d2df2675a6932a722ba7e0382ab5eee57245d62a17bcab53e9eaa5ceb695eed154c51b",
    "signer": "0x67E321241D4e44e5aB5D1c365505f0F33044C7BE",
    "userId": "460631539"
  }
}