{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555885",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5783e522d2a448187b94d39b344f395ea8c092ce4d656704066d581592cea05f",
    "signature": "0xf248159cd48cb6f88664464aa98bdc0d001d11e31bc6a3ee27ede25a2c8cfc6333430b1fd319c9fb8e6719578878fb58a4f67fca3509afb327adf1bfa0d0ba261b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}