{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "708077815",
    "entityType": "User",
    "nonce": "0x6a38f24be07cba38c2f5b2c402918cd870a5178e6e5e780d988ea2890e42eca2",
    "signature": "0xe94a435b07ccd26b569d4878b0df009e134dc99428f651c49ae96b8d38e3ef85419365e6de598f153988b312c784080b756339e287627d26f817f8cb59c354131b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}