{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208103",
    "entityType": "User",
    "nonce": "0x583d9e90fc313307fe584a8a527e6b9513f4f965b17f7df2848bd955c6b78779",
    "signature": "0x0fe3a88c7b6d5f68dc7b23bb45af3d25b986edcee298fa3d4fb6c27dadfed4445230b5e0415601b8502fd2d61d09a85342ab179b03a2063157435ffd0da289221b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}