{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221389",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x470114bffeb573c2118315a3842b343f5669290b837d1a6501d17916d740f634",
    "signature": "0xec39293b0c6f53a264d608bb6a58d5d5c91722aba9991104600cfc472b686b951f7803944a3ce5f81474df69219b6f04e96222c18a8f22bb75113774ed4e36011b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}