{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504596",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70d0932cf2dda628fbdedf1f71a424973b1aec8397af02d7e121cd36df2f21b3",
    "signature": "0xda7a12ec2b1a16e0dffe7345e5fd2a0dabfc0e198c22332582e46ff1d18009636f521d0ca68b2526e0904093112035e486f8a773f2134bf82cacc89796d906f11c",
    "signer": "0x697B9B9E4eD334E787D1C9b050bBd6A12bF84208",
    "userId": "20671471"
  }
}