{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137295",
    "entityType": "User",
    "nonce": "0xbdc4813ec2fc7d5ee74dc8201f83bd6a5fe81e4a85ed1f014a3a49b9c8b1f235",
    "signature": "0x0767936174a2bb3e64211f9b047a37b1be8281f990389a6531478cdb3ec62a1539ee565359a2f0eaacdecb98c43440b29f39bee22853925183d9185283250dcd1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}