{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1499577188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31839df4018597556254e82f7fb5ee0fce90e940a8a99a29c7f56afffcdaf590",
    "signature": "0x121faea6ad940a675cb2e4b00bc09856dd4ccc5f33225384af7cf7baf0e5c8e218460e9fcbaac709e14d96d60b745468ee4e498ccc468b06929af20dcbd2081b1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}