{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xca966860243378f63cb12e0bd89bba6d52588ad87a559c4c29c28cc4788b95d3",
    "signature": "0xa2a4bcc8fb97c0d5381c977538d438bee6109e9e40077a4d4a09039eb75947d2555e3c52f0fa96ca2c19af56b5124d12897ca632b340808bafa57b7b2d72a2581c",
    "signer": "0x49453344e6cf32d3172b6Aa3Fa67e98Efc2d6284",
    "userId": "220496640"
  }
}