{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x6fbf090403c6387eb936ad4b8ca13e1ea6cca49a97d1392c4190d434767fd62c",
    "signature": "0x91f7a499e880b9f4799bd2d8923e8b05e860789354fc9db872621c626652a1031ca93e8f50e2a3aa5bc3f669536ca622bec3c10d8b69c7769ee720eaf8024ad91c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}