{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3862",
    "entityType": "User",
    "nonce": "0x32e439abcdb6d26d4416cc95d4bbb705f19131b19cdb738958ca23dac346e428",
    "signature": "0x8861d9cf106cfc634be7dcf0dfdeb35ea78d688afafbe7b0adf890e61245ebcd77ad011aace51ad8dc90e2eb8e4cef23c7e3170178e9fe4ba64a4c0277839f0c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}