{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x3270dd29b0d3f5c379b6c9ccfa0671551dd3ea155f3ecf93ad3c3c806cdaa27a",
    "signature": "0x65290222a621faef49ae32438dd08318449f731fcb0f58ee8d797f33e5e9e6f62c98b334dd0f6ac235c678e1eb6c372423fd997dcacc031cc3f9a8b1ef95e4161b",
    "signer": "0x46ECf83B77C4b8bEa00d024616B7522C53096eb0",
    "userId": "654574340"
  }
}