{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235245",
    "entityType": "User",
    "nonce": "0x35561378df66a3861edca973067288e2d22bd25e5e3bf8e9c467e26dbc6115a6",
    "signature": "0xb391346edcfebbde1a18fc55f691a697c27231026f68bc673f4ca7d1ddc9bcab68d78a00f98002c31e10f1a1b2b4b91e4172043b94257f708617c7083299921a1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}