{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451598087",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89c9126914ac3bb3c05b97a8c71ba161e415987d3b80c0c4b2a586ecf3378b9c",
    "signature": "0x32eb97df940c7deb480e67a90ca554a5494b91f6746a0c8b102930d0d278b0de215fedc05c4aa34d7ad12cd05d364ee973cf97e62edfe660968dce68288013381c",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}