{
  "manageEntity": {
    "action": "Repost",
    "entityId": "874966841",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x641890566717187d3dff98fc83be41c7937b2e66b5c13144813b3d9978685df3",
    "signature": "0xd50948f08010ed3e0cb428a10080d11e3976fea6a07784daf4f385f599754feb2a7da20e283ef8fb46bb50616a47414cb82b92abc91cd42a9935cc18c0b7b0151b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}