{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176022",
    "entityType": "User",
    "nonce": "0x151437a30f61525140a405b168ce9777fc949298ce620d14f213830248ef42aa",
    "signature": "0x164b536edb7e41c1c71c221e63cb66b3ddecdacda597b42aa82ca6db61e6e8f168a300d176e6bee5af300a192c174f3840944ad542c9c19c613f4ff5a94d88b91b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}