{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101127",
    "entityType": "User",
    "nonce": "0xae66ce9ca0622544c12dcb18c94119ebe8c30e6c265f447b18a57e33ab480b23",
    "signature": "0x5ace2b1d58b21a328cd806d7ebc5080e2290a1c50bbe27f27dd53751b8181a112d239f9f74d04dea019054a9307518cb770f2021fa3b903694d994944df062791b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}