{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xb3e24356d20643a3432e145c77216954d7461c5d21e8a5dadfaadaa360d43876",
    "signature": "0xfbe283502b7f84f5aafdac5f6713b4b6cb335d54953acf050f367240ec2e736e425b47d182c13a72441c8edd36dddc9de3463828700b01f7975095c3ead1e7811b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}