{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0xd4344a8c1da688ee329f41b18f6d8d42f2e1987d5265a3d5aa28ffe2218b0f92",
    "signature": "0x7f7d4430b2fbfffb15db6bd75d6d50eb0baa6323a8390948f7abf8c99562c4be512cba97dc4ab236525234e1bd86a64a3117f29bf07fc1c5b327d9908f53457d1b",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}