{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539097",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ff3daa0c71c6df21852a8298c3063d6c87b168de139757c97ff52914d2c33ca",
    "signature": "0x9049a1646ff471a464a9bf44a6f543d959aa8dff26f468ea283830b518746acb5626fad191ecc296967dc94cdd3d9c4d246212388bd24e2e2abd6e8e4cef374e1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}