{
  "manageEntity": {
    "action": "Repost",
    "entityId": "644285686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6c0fa3c5b1fd19e4afa273d56e5f757c40938cb2585c7749ed43fbad3a8f2518",
    "signature": "0x02ac05cd16258a3135de6855f5cc7508007ba532f3746ee658e8646fa0099ff244582eb61a395887f73d6c8c587949a4e464b4bb5a06f6260a2af5439f96457f1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}