{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "834064217",
    "entityType": "User",
    "nonce": "0xc736a0db6bf10432d39ff9ca94e4859b7bd92f5c40389049108a137d162d1f37",
    "signature": "0x3b2798e6d93b08294d3f603a0f1a2cc3224438be9cef4debb92a4f8724bbf7297d2d788336150e4b0ed1274bd9799d0d476422506c4ae2c89638d6d9a1d833531c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}