{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x367a36a08f9686a78f8e14a46bda7ffaa8aa45717a256207922da36f8fa8aadd",
    "signature": "0x14ae654ca261c64c4fab818040a8e5ea77295434a0a80678f47247266285ac452220f70e750d668e25c8fce1fd0fc6530100642ea75dbd948aecc905e4c924b61c",
    "signer": "0x3e16afFf69eC32202c1B755Ad919C7aA325B7aBE",
    "userId": "902811065"
  }
}