{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986558952",
    "entityType": "User",
    "nonce": "0x071472d475844a6cc17a9b7cc860268ea7802a194ba655c5859322c38012721a",
    "signature": "0x906cce0f5597dcbc8705f318faef50ea20c3ede7b1749745c5795976347d4cc036a094fb4223300a2dfffc53893a4327ed6521c30efef939ce7292ed2af2e4521b",
    "signer": "0x0f60ca71dCBe6AB80DC2FDF0Efe863EcB0A49b6A",
    "userId": "486924218"
  }
}