{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29243",
    "entityType": "User",
    "nonce": "0xb76a3d0b98ff95e0df4799b742913cc6d45e7befb2b84ac96517e11c50a81440",
    "signature": "0xcb30925470318d0766d049041e135a6ef772cadfe80e9355e12cfd50a3cbe81a1e1a682ac37bb903b46240eb9506159c89594718d17ec5d7f8422cea4b376d791c",
    "signer": "0xe23f94433EED8958AAF9868141BA976B8fffb969",
    "userId": "307915745"
  }
}