{
  "manageEntity": {
    "action": "Repost",
    "entityId": "340377",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b42a57c4d1ef0a10ce643d84451832942662ce899566a41e90c4dbf50f18ce7",
    "signature": "0xcdf2190a8a6c0c93981b7eaa4dbb8b08e990c3e2c10c713ca56123d0f890169e15dd84bdc208969a579cb4688cbe417b5aad31e6e6c0241e4b46d1def971c6051c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}