{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "96831",
    "entityType": "User",
    "nonce": "0x80869c6c5acd888820c6ff3a1f7298a767f1121a5afc93b9ed342a5431c39320",
    "signature": "0x0d991602dc23ae4fdc28b23e7c279830522c656f241c192241e4deb95fc2e791596413d5207d1df70fb72d503691c3cca7dee07689ab4a3afb80cdf19024f4e01b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}