{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0xf52aacf051ccc4723b0e28d5886bd0a958c85239466c8d7e6aeb5cd59de8e60b",
    "signature": "0xb250385d0ae1dae86213e376a874138f7b7f8f8c64bc91d37e7df3b4df3ea46677ac196419742809c40e4ff5eda97a53e733dbbc9a1061c699a86a2a6cfcaeb41c",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}