{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986558952",
    "entityType": "User",
    "nonce": "0x42a6b5c041d5e9f7a0dd27d1f8e1e2e5897627aa681688c868758d90220f6cd4",
    "signature": "0x37fcf050cc247f21c551bb2ca003de49920b8ac28869b8b05ab99bf0457a2e881debeefc7edfd7bd443586d83aab4d70d5db1a7b010922fa96aa7d851e578d6e1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}