{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554857155",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe35e4ef393d65a9f57b57d5bbee4ac1da6787398645fac1d3b457d9f65353562",
    "signature": "0x33ad6536890591963e3efcf9cd462fe10294f141b312bfde2d1b6008f7b31eaf244a03992d221853ed7813a7d41f8d037436ce45a676c7989dd918123da6f1fd1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}