{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "158943",
    "entityType": "User",
    "nonce": "0xb30eb42ac7d071419a0b7eedc0eedebcff5da743f019bab991c494510ec7d6cc",
    "signature": "0xe5ca6955d9b8b63a1304bcd9bd6b6c21b2b889a7690d00bb46f6e9bb4c2b9e1166f165b57536a15c65c8bc30400a63c97abd0a592e8eb4aaef54a8d821dd5d611b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}