{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185209372",
    "entityType": "User",
    "nonce": "0xf8bb3080ee6f0e5b7dd129b0bc3615335151eb48c5371741a31f900a04200626",
    "signature": "0xcb6d7f80bf9a206ca8ce6ecdaf5d3297f2fd5c93121945177a7205cd194cd4563124d0928fac5dd6fd0bd14f5b71fa76ccbbfdf0d946a4e27095acf405ed445d1c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}