{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152626892",
    "entityType": "User",
    "nonce": "0xcd1ff7f4a983ae74ded87a2e81827b971001b262ba06de1f42ce220411189126",
    "signature": "0x9c87bdc74c24dea53a9f6a9d74d7d85f936f313f1d74273d029e248aecf58952197f4c1040507fad657f41abbce2c2119712d2d419be9402c286bb6b709572c71b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}