{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "248105",
    "entityType": "User",
    "nonce": "0xa67dba384c906471db057d91a96c3863a32da7e4ccafdc5b7c7f4ee7eeb32dff",
    "signature": "0x02fe894b83059a25722cc3bf892c0b2758dc82f697f50385f8a7fe6938e9668a5aa1f2ed157effbfd0ef16700bc1c057b3075c39cc695f74776f7b4a451a04b11c",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}