{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x2a6cacfcbd5847f390c300ce72c7ebb0e441f706dc86aa5e40476fbcd689fe90",
    "signature": "0xb80df310bec5f77d9394d6fac6d6765fc86b4a3894e5460fb43988d9a52af67e34bcccfa0c2767a1ea546fe53d8b42835cf8001d01aace02d85a9c8aff8109f61b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}