{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134943",
    "entityType": "User",
    "nonce": "0xae1142cf5195343b401e88b1980a341a3e98a4aba2c1719eb146e592143aa03b",
    "signature": "0x7e6bc99fea867756a6a2164db827505c1677a42f4202bd8e33694da8d163051f395917ee7d71cbfd6fb6d3abee580a758294ceac90ab83696180cda91ca03be01c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}