{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "376285",
    "entityType": "User",
    "nonce": "0x89031bbea5a533d0ea99b4190e64b481f4b55c237821d8f7c7df47248c2579f0",
    "signature": "0xcfbed3c4f5ef226b695a9b97c0804322a23175484c97dc0c3f10c04222dee4a655da56791a84bcb3ef556025eed1e41ad53bef1bd63b9e93c15bf3d04c8871681b",
    "signer": "0xA60fcA5dDC2f63444622C371FB2dD8F2D51d9398",
    "userId": "153833032"
  }
}