{
  "manageEntity": {
    "action": "Repost",
    "entityId": "741840",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c25a55441120d4d10c8296cbc319d2ff9846d70943ce4087a2d192b44ead057",
    "signature": "0x4bb31b2c517edfb22fd379e58a1bd92457f832d86b9e89887092bc717fa31e0a1883cd07fa4ebd7d2cad4f912a3b0dc78a0bc0c0b4c9231a05d8ec4176359d761c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}