{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10654",
    "entityType": "User",
    "nonce": "0x40b697fe6ae7a06791229c16b2f8a3b63d74c36960356bf6357a047b52686cf6",
    "signature": "0xeae7424a5a1660b51eb11b772b6375aa0a0541ceee65bcb2eb95c36e707f4abe54735ca9f4a1abd80ec1a8182b5d060c2446d3ef72cab781fca5f1a590c9ec761c",
    "signer": "0x0Cb8508DC22f3eC228338F94fB8B4063F7418EDF",
    "userId": "708077815"
  }
}