{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0xfeecc4508a1e31fd41336eb8770b167dd659f5c317c858b928786e5102490bac",
    "signature": "0xc28636bee2e685927e01e3e39c9f962c3619e2e14f7ab9609414103b5f0e9b024ccd5d0ccca87d399a3449c2a2b4efbfa006dafc4e9c76e6d043511174263beb1c",
    "signer": "0x2752c6C488Ef240895028c3B2287EeC269C7EC7A",
    "userId": "79019982"
  }
}