{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399489092",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5da6ed278f7474e2f3408413a3ab7b80f7727f2edeabc3aac7c3c8a00754c4af",
    "signature": "0xfad4a2b95ccede24dde8689666c3a33b3a1187ff71c12cc914c59a1e41c3756a6045d22e9bb9f97374d27ec2d39bda4e0ab0e5a33b8e269c2830ff5c7f6d5e481c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}