{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22944",
    "entityType": "User",
    "nonce": "0xbc65db554c69fe7600141a3a8666d362c5c5913ddce8a8c9c601db8ac4af919d",
    "signature": "0x2af25c9a018e550b465107c464e15648d9ed0bf2caa3426824c4eee8a6a3f9ee4ffd21dc56a376f8c787c2de9818dea9e1d1dc784c0908c1057d94ca1aff8f171c",
    "signer": "0xE4c0c73a0c0CD7f65f1bE942f8127c8753aB89D9",
    "userId": "857284925"
  }
}