{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "354908",
    "entityType": "User",
    "nonce": "0x3ec5b9d872bc1486450fb329faddb7dcc19a222f15ffea44c61407af173c1507",
    "signature": "0x2d8bd767311c421380bd558cc6fc104593c01c9431b52ff4ed0a497f73735b202ed2ee10106410808cb9e7de271363fc7e916d952de3f51bf89b202b94c7bbae1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}