{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314825",
    "entityType": "User",
    "nonce": "0x5390534861461d4e48cc113ae03aa551b294372138d88c9f927f7cbaf6db53f1",
    "signature": "0xe81c56d5246af0c938ec1e5d1ccc17304900e15f642a888370376fb93bc5f6932947f4e81cba9e7f75362b266d89891fd0d25f25cb74daebf2b5976ba0855b061c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}