{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "795470961",
    "entityType": "User",
    "nonce": "0x39de1cc7467796d1b92a36652769f48a67b21769ce39cbed3169a9f8afb64617",
    "signature": "0xda2f69c8bef3c4cf6c83108784c4e98ab59f1993e8ee6efddfb00a97e68a3f37108752d595185e3fc4ef24fef51738dc09cd7cd5dff82a2ff974d5b49d8c56e01c",
    "signer": "0xb3ec8D53b350D3Fae74A06a6023Fa66171B67E2c",
    "userId": "695620563"
  }
}