{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "904230991",
    "entityType": "User",
    "nonce": "0x9aa08d45ac36a4b7f3f808b252ecc12fe066f6df0d8c3ad7e8b2394aff1f34ab",
    "signature": "0xbcaff1e357626fc58e87a6d88935fd34b6153c89ff0c50d176a66001e50bdad100b6567c509d1abd1489b000a7aecd54cccbe7af80554bbb469509c5ba6b062f1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}