{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xae89351873d51bb2bb7d75b12920a3e32dd3cf4ef1c4a782eca5ef2f8c728560",
    "signature": "0x7ae6393b0a3b34d305a6564fee5e40b0958c89957349d9f81a6aff058f0841df2f020a70d1b3ff50abd984139de370d7e55f31372c1e6ab0f7c2865152d2cc471b",
    "signer": "0x2CD314789C9583D12b6F54862F9E2cf505880Ad9",
    "userId": "354640"
  }
}