{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7352",
    "entityType": "User",
    "nonce": "0x537b2744e778f6b6cb989fd0e07eb34b7e906d30fff6ffe893ce9153ee56b316",
    "signature": "0xae18d2d4c3c761decba688e6155bf33e5fd19d3cd1446666c14f9de3c2f62989640bb38361803d677539fed23c96dbd12ebb33bf73b54fb88bbfcf1e042d2bc11b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}