{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "299265",
    "entityType": "User",
    "nonce": "0x09d4683bf1a70c7511f56cb68957d4bc0ba159fb3c8c7d514c087bb07720fe60",
    "signature": "0x090694c7029292f980638890467a1ce4c269733cc8d494373841014257fb864b67c2cb6a4f8d2b0c5f6586f94ca5c6941c42b1cf3186d866a9599ef24e2c0a731c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}