{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x92b4e2b34433c82ef4de111e691402300ed97cde7e6e9f603c97ab28af739fb6",
    "signature": "0xafebe50ad044eb53daefdeb43932e40baaff00b7f8ff3e0682dd8b2fbbb9d05f42e0c12e5f0223af6917a8ece62f809a5f1c3b8a296dfac8c291a64f59ef8dc11c",
    "signer": "0x1665D68c9D8B376a73Ce78AD4CA2021A3FdD7A7B",
    "userId": "39778565"
  }
}