{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xe0015918d2e1ffd13611c910b70234f67e014cc4701b8e4b774d2453f32db092",
    "signature": "0xcc7a9f9154046ef54b786fee258f0bb4b16af226a6a07fbd3de4b1c89fb6996136d883b2ff4c3d1cc8a1749004d1a5b9781882316f9f03d97e906d420e6a1abb1b",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}