{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49970",
    "entityType": "User",
    "nonce": "0xb3bf83cf9823e90352a2b96febdbe20dce82d2e4452388a8204596896e3fcfcd",
    "signature": "0xffc1ff839405c314a0a34fb14b224279345702335ae303f71c0ff2570128446902a8e4b9b74ce1ed20698bb14dbddae7c97e66b0ffa64be3b5edd1d49f9530b01c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}