{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0x2bcfe598547b001a9b79c807970af955ecbb5838da795f4c2a9bf0ad36a65227",
    "signature": "0x8088e4caa681efac7f9e00b5a04fd80055fd3759f62c249245e026edde1058117a80cb907615909ffb48fd07905fd9f2579b1bf0c3500cfc11666c136a79eb571b",
    "signer": "0x7a252808bd60a26fe5184c95eb104CfADdA8D4C1",
    "userId": "186415718"
  }
}