{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111374",
    "entityType": "User",
    "nonce": "0xf335187f7f153306295d83a1fd21bfcf03b4ef470c8017fc5631533b54072eba",
    "signature": "0x77216ae8e46b580617e4f624a2c1989fb8553e9676d29354de0a0c315bb8516b72c70b78b8ffed7196c643aa4755cf7abe7d4a46ae4165ca830693f955c0f2451b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}