{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182534",
    "entityType": "User",
    "nonce": "0x25596655f7c69e081e27bab3302ee7f17ee0490ff03700ac79e192ecd16685a4",
    "signature": "0x40c6072911db431823f416a69e94094a70117cd032fc8bdd51e52025db55f98335262dcfe2d579ccd457751c89c1ead2c188ea687875cfa3e055a077fba999d01b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}