{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "295399",
    "entityType": "User",
    "nonce": "0x886e14a9462ee8b23dcc1875c541ebff8c6c01aa0f555acd971cf4ae59dfa80e",
    "signature": "0x9c898f7769b106454d1ada3149df6d056d15e3ef1eda04ad2325b6a6b9f3e4a13efbcc11d9049cc2a391f256bf6deba147d9079240d25fac62770f94c5be92061c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}