{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979906183",
    "entityType": "User",
    "nonce": "0xd4dc3356bd97c36c0647f758f44b3da335dcd2a034e5aa3a0f58324d6288662e",
    "signature": "0x3659e4d839112c8601d24a84c603ec106e7a353a82a0287b687e36246403cc7c31c208bc114ffa72a110991df1e1506123c3de84d51c2c5d8f98c66140a955f61c",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}