{
  "manageEntity": {
    "action": "Repost",
    "entityId": "502578",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xacd83a0945053652adcedc859b2dbfb05695f55d741a864468311f908b613c30",
    "signature": "0x21cd31c4ccc00b62318dc493a9bf9c9a2b24ae5b5cc8433dee856d56c92bf22022b7438e170f437d02b79d3581ec3a83e99353a787b20345531265c5e831a8271c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}