{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257386",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83203976e38f746c8a6e9d7a1c887d1fd3323ea48c712b33ce43025041db6e47",
    "signature": "0xf7c4fce49d0e48ecd1afe9fdd34d12bb1fa2914b1b766222d644f2870cdbbbba2cd844b5606f4444f9f153a61426bf49d468b479a0c9ad33b35aab71e67439811c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}