{
  "manageEntity": {
    "action": "Repost",
    "entityId": "817778",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c4991afc4945b5fff3d5acac6650032baeb0a8bd567ac936b5e9b6a4393c558",
    "signature": "0x12a57a1fccf372b709ab164350674a7c799d8a4ca18f7a677fb44eb43ff3faf43ac4a147df2a12c73bb331fa2f235481db8930f06814713289cd178582339fcb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}