{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447947281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cc9446181eaa449bbe8197b17b8f15f7450cff231edae827d79835fc2cdc25c",
    "signature": "0x4adc5a10a235aeecfdb03bbf455657e97633121a5a6a3189e78f8c8982866c476a0b6cbbadd8ed8038a31f2482a2ac53247d171b59811af4e0be805ea41a0f0a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}