{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "231783",
    "entityType": "User",
    "nonce": "0x96f30aaec2d7891d7b4c6ce7308f6c5f795b9c40b175d4b5f6998ea06451eb3a",
    "signature": "0xdbf9f5474568c748be6b7a65398a36dd38868788f83bd662dd3edac5d80d68f56c1e4c7ebb1951ebefab31b418b706b6c960d31808c79edc025b246e6afc75421c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}