{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9fe3692ea4f0553e324c0e2561f7068a21bc53f3f6e36a0168b24ea9daa440af",
    "signature": "0x0f47515aa3ff453493a20ac4e2d3769eeb218326b24cde44fe2c08c5b0a4d1ea37fa14f676188e2201d3348a3e81491252592ad9c0d93fd270c6754c300c2a511c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}