{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xac7734b7d23261f71ded11cfb9ca280c065d91dac7160bb1f4dce8f4a50be0d9",
    "signature": "0x815fcb0d9fbebb1e13578ea6df1519e57c9eb8f62e7c1626cab080c56c17e8661d62f3f337b3ce3cfe16d5eceae453677a72736a7d9050369da5ae0fe871aad81b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}