{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55399",
    "entityType": "User",
    "nonce": "0x099fd29dc05152d51df29075d076f5cb76b7c2fe32c862b4ae0973589eb397c9",
    "signature": "0x99070f4da44227d4e695832732e6b9c6d7e67088c0ec42b15fb1db14a7142e8f2467911e8fb29ba16b45a1fe88d3da99c30a3f16d3906bdd81bbc73315ed33ac1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}