{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90136",
    "entityType": "User",
    "nonce": "0xdcdac1b26980d29ff24f2c09d5613a37acfb7ad3d07c15ffd0a9f5e12eb6ef6b",
    "signature": "0x07c71149f7c4acd3bb9e7c73ee149928fdeb54444376d5663b82fc0cedc5eaa6418bb5e9d500f467681be6b90ef2c84a4e32f8c46a97204069a066bff5c43c181b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}