{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6955",
    "entityType": "User",
    "nonce": "0x438a00fd3856611d1ca2d1f6f36a5ed069e6cbee593f20aa7706fa81b57ac10c",
    "signature": "0x62199fbd3a947cec66d0b9e8b27b0079e70611f6b7c97d516be6c71e85769a6402f9a915047a757b245ca1618c452f2a94f03f1bbb664dda0f97e8b99f0f75771b",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}