{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "477984058",
    "entityType": "User",
    "nonce": "0xd4644c329d5cc04d2c6e60404d568fae9b39678604204c23cae1f27cf86df715",
    "signature": "0x5a236542694efb0fb73535fb9f7297fece2506b4c44f18708cde92b456ba31c4113d2bbe6d4b5ab0f9b29d9dfb70bdeee75bef5e161e11e5e6df7aef75d403cc1b",
    "signer": "0x92a5082636c97Db0Ae888484D85e4c8494A3B791",
    "userId": "895527427"
  }
}