{
  "manageEntity": {
    "action": "Repost",
    "entityId": "400554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69fe5280298d8d5ed1c42fa4ee06d169cd733c42562c2ad7f22384e12f312636",
    "signature": "0x398c87ebaad3f323ab97f51a9a811ca8ac784e1c5338b93afb42384c84acc84731b3dc47bb8840eedbda0202b02b216315a30f4635c886e20314075e3681be2c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}