{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "139746",
    "entityType": "User",
    "nonce": "0x12d14c5b9c858aa72a4a1c6bfd7e9c5b4f1eb5131dffb3a5a8339f7762d31aae",
    "signature": "0xf1433ce53fb3c219dbcff98957f25fa59c4138f9523238ce31782fc3a1ad08103eb7601f6928522d73fa22825afd7015baec20c76ca42a8e50490ff8157fe0451b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}