{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621883692",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb89325e20387f3869931488c08e84089cc1f04833242493f747f2ce4d050cca9",
    "signature": "0x843670dddaad391b73c651f6e57fb943af0cf93b991965b6d73efc579120913017166eb9516ba3ce015296110f36372b28a6b578a814fb0add105ee6a7b408551c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}