{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x67e8cffcc5337479b006080f3d8548adeff322e7c205fd151668febeb047b391",
    "signature": "0xafaf88dbd09767e6e40a7b2a6e16c81527757dbd4d3a3b9b5487deff5fe5fcdb411dd764b69ea650f012da0f11b558512379f812b35970be415483e62fa4e4971b",
    "signer": "0xcE1000874CF7A0a7b16c35A55F7D6f10C607A868",
    "userId": "442277469"
  }
}