{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa1e756ddb7586b2e67f7a123ddfad2a7d1e9d9ec01fa870c50d3ac7bcbd6260f",
    "signature": "0x366fe0da713f9efa44cbf9b880efa40bfdaae6b30d9b91e39c73f11cc9f01f1f4cae4bed92fc75f23a7cf99d1d6a56d540921e77c7767e581908740563507a131c",
    "signer": "0x2A5FAa19C84dAdAC2355a17b2c6E12Aa3c0014A7",
    "userId": "216889217"
  }
}