{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544522",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29326294ae1bdf1dfbb8c4d7d418f4ff3030be2008ed4c5baac2b590c5f698cd",
    "signature": "0xb5f3933c1eb4744ce0c3dd677e9994da0e29c6c13e122a7799b1a10fe780af013f7b6332dea77a7a6e5a97451fbc8bf9624fb450519975204c8e8a1c638cebe61c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}