{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "935285722",
    "entityType": "User",
    "nonce": "0x5d019edc7c888a2e9ab5f10f1858b9587fc5211c0fc21a2821bfdc86b1712dfd",
    "signature": "0x0b0cbd817ad2ed1bc7d45c2579ca564472cbb2f701553aa5369ee2f89dee3ae47b5f36c776cb0db20295f1ea4c341dc0991f236681b920ea8b8cc453a893ce591b",
    "signer": "0xF51BBf2D093bbC94555bc2299Ae53Ce8F7963374",
    "userId": "38277"
  }
}