{
  "manageEntity": {
    "action": "Repost",
    "entityId": "653271539",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd57cdb79be51eb58656f0677ded0ae9d3c22c7fed6be7d46e1b9e56ce66289af",
    "signature": "0x45df5cb307e14954e07ed80931c0d1b13dfc4fd8cccd836c85de768791df26417cfe369959206cd180aba0d6c9bf29cb9da42d6faeeb74e39ceeea77b6c473351b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}