{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xea553a5369cc6d2508cca8b0b3b607b2083104e245b9ba2391b4345aa4cf9f1a",
    "signature": "0x9ea7ed6043caeafb89fb353e3acf31718677d9426b849e71b1485e192b88d41846fb69e24e564c96428adab65a78bd92b82883bc8e43ee50b9b04c566d72e24e1c",
    "signer": "0xf76Be3e57D30ebb176cA7D31f49157c7f56E6b0D",
    "userId": "204302128"
  }
}