{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92020",
    "entityType": "User",
    "nonce": "0xa4d44163ae871d8fa3c308d9b52654eddf98fa9ce57ea0d7ce861a32ca91e4d6",
    "signature": "0xd9b03b4bd96e733f83bb8428aaae0c71533eb83e667ba5f47af2ba2a6bcfb894233b6d84e8ec14b7ef73fde292ff35b8beb0399e9ef71994360a0901081018521b",
    "signer": "0xb90dea25446900B58b936FB95262D7557e6115B7",
    "userId": "559908939"
  }
}