{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235353",
    "entityType": "User",
    "nonce": "0x79ba1d42c3141fb9cb74ee637abe0c03386835b535654bd480e150ca2f44edf1",
    "signature": "0x318c78f3470dff9a61a00f91d2781afd0ad2c9d15f8c684cc3f40459d859566a2b229152779031d937096d2698f00c395abef0c23fa15d23f932fd9399dc2caf1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}