{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "995816736",
    "entityType": "User",
    "nonce": "0x3bc3966df110d69d94e4879fa587ca7e44e059bbc6b0dcb0e9967f1b835378e1",
    "signature": "0xa292ca01b6fe9c298b64a65797fd9504e9cf7bb70ce6a7e2624f4c99ca7b3e4705ba27f6c2a12e1537dabfa3cf945f3ec1404b6216859cf092fa77d066d9497a1c",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}