{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9cfdac0f470f7da7a61fdd39bfc8739ad10f7045cfce72f60d12846bfe41cb0c",
    "signature": "0xb51f8b98b8f490eab502e7bb5f858cecdf6d4743fd1b338928ab10e8a05a110e1121494ddf28eca1887492a7d351ffbe4d019af8ad6710c7f27a4081795b99ce1c",
    "signer": "0x65C55c0eFe455e7F6996AB7341a1fb6c9050a546",
    "userId": "915173299"
  }
}