{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "405466",
    "entityType": "User",
    "nonce": "0xf93994657f610061c3f20f2c91f6074aff2b6a0f46f90a8c3743fde351b782f3",
    "signature": "0xb0af6e2b7361a591aae8a5d1f0bcea18e05205331aebc20b3651dc309dac6bc343c201d1a6cfd2b066968fdf4fe0a877302c0758585394c682d62e90e6d292b31b",
    "signer": "0x6e8091305075B855672CA0d738FbF17D4bb8d54F",
    "userId": "639306401"
  }
}