{
  "manageEntity": {
    "action": "Repost",
    "entityId": "839396302",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x10271c903a2d1c8222c46f6d309d6c1fa572faa1c3753da085ec336bb9ec3205",
    "signature": "0x0443ca88481ee1f0cd76aea1be44fe5936d43b300a8ff6637d6bf592b774eea14450417d4f2893c13281139db08a309dab92038025b15c371eed1262622def121b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}