{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136781",
    "entityType": "User",
    "nonce": "0xa785440a3a2b885769c89254040e055c081b94ea9b1eff63e509427d63ff3f2b",
    "signature": "0xe79821811df2aaecdfbfefd64c373e6896422a416c96d35db3758306acf7aefb751803a04f0d7d87d617d892f319ab66671f36e7cd124d77077dfac49f2e33bf1b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}