{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x0a4bda410cd1edfecceeebb46f8e078253969fd695339b079519150ba8214f20",
    "signature": "0xe5cd1c3f5e878ca9cc721d7b179c183cefee658de00f75712ae5bf54ecb6d7152242ab84d05fc867f3f5acf4f13b00844b58011a778bb46073db49e98e1ca7f71b",
    "signer": "0xD8CA2791654E07cC9A317A555D5a5628126ff0a1",
    "userId": "406813663"
  }
}