{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68586",
    "entityType": "User",
    "nonce": "0x25ff5f2542866a13479a4db09c91dae039993e95ca39be8154894f9e5d84f2c5",
    "signature": "0xd3d9da0737e215ef5a75bb313c76e5f2fcb850f209338fbf0f1fb358834c05d40c041c37b361654f22a6f7d808e0fea1113b8343b67285e5282d8497e902bca01b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}