{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5707",
    "entityType": "User",
    "nonce": "0x97dd1b592301879d977f734650db3643762084b221da6bd25458151911d0be7a",
    "signature": "0x74d533290902d03b7381396f03e56006122171db153de6e1ae1e97989642daf2733cd049f880ee91398a1012b82f94d8cc925cf639a6a1e2c26b940dfccf87831c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}