{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "635299443",
    "entityType": "User",
    "nonce": "0x7907bdaff50b1f223fd204057a57ac9c76e571e231061cf5c9aba10aafc0d0e7",
    "signature": "0x2711d022233f72c6a308ad69cbca969fcb3a41c05e497827b4b91fc65cd8573b4915cb4f6e1df1bd35cbce74814238b643c72341a2404dd341935c26e6f536a71c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}