{
  "manageEntity": {
    "action": "Repost",
    "entityId": "531251774",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x714c5495fdb442dae63704ead916aac4336716084a54b5686249c066b1232b32",
    "signature": "0x53f4e049c3728f80f25601d30c5b084f422c757c6969515fac858007f3a20d0378074872c97a892379a944042b9af8316f7a897b0480498690ce1d348e4cb3911c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}