{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc2ddb7e4983e1ccba02f9da33d40d2bcece995d38cfa222dc2adba8acea5b521",
    "signature": "0xad8ba56e596570f5205d7b32766130cea98f007313a729c59f6cad5a9275b1791419992796d803e6d2cb9acbe2ebc975eeb00c9426b8acdcec4e6446f75172a01c",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}