{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646911868",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5843968b7f894c71f0da610efc31c469513bd0cbe51458dceda8363cf74b145a",
    "signature": "0xb1ef027c7c86d117875307ca9ac3f91a64d33590cd5add040add1246058557f1343fecd560f69508ae3c7276a7a07a66337752f759c807138c5e37a8389bf7311b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}