{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x58d90a4d870493892b9c41b124fa0d1a497ed3555e0b2c409b1e01fdbfb36a06",
    "signature": "0xb23297f632f6e3eca4ed3496fc8d35ec4b61a8c8b98970e8ed5075aeb68b5374247ab462fccd486afce7f91b4342a72441a0a5e69be678d7a1a8e50e4eaa65be1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}