{
  "manageEntity": {
    "action": "Repost",
    "entityId": "852450433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68a1f858b4cd493b2f7cb8387f40eeb0474a24dbd2fcafe24890b79835bc8612",
    "signature": "0x1e52aca56f63361079e6b3a11c1c8805212c2b430936f10e33430ade02d589df2c24f2d2e1ee8d3d298cd7f93b1ac561cebb1f88a7e8094d3394310508d07ccf1b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}