{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48839",
    "entityType": "User",
    "nonce": "0x79a0419047188feae9503ab9ff3b8eb5d50d85a7c7f547d8795de3c73c0fcc14",
    "signature": "0x84a1e02ce1b537c696a9dffd7a8e7ebfb189ed2b7a4885fc662b4e1c57606f017f84c6685fa346610f09d4bc8b71e79c44c27163e17abf6aa6629393a0710f641b",
    "signer": "0xFE17Fe2677AF57d35AbC9CeafeA4FF91C4542293",
    "userId": "934065758"
  }
}