{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146164104",
    "entityType": "User",
    "nonce": "0xbab4f4b4ae57bd2fd96ea88e3817082775c55a6c472271e5593eda9a04898138",
    "signature": "0x6979996917113b08f86c528637f05a138889e17349e4ddff411875acc21b0ce1563a6b28f5df583956ecbef7ccb48ad6504251cd23156001a66cad0882883e181c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}