{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86339",
    "entityType": "User",
    "nonce": "0x9d57182c9823bab37aebba4bad802af0cabed0ecd5eaa3bdebfd3199e44d3b0a",
    "signature": "0xe474346b5a5584c60cc49d33bb54856ff9cc169372c1aa7b0245cb8cf7e474cb71cc90f386765a2a36fb64cf0ceebd148e2125b0c4f13e538288ea3b3e31dc171b",
    "signer": "0xDDCce44d487ED1f7297d836241df35AAB6D867b0",
    "userId": "22610281"
  }
}