{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "279392",
    "entityType": "User",
    "nonce": "0x0cfd2d7312a41750e858305d9e28c6577a80215add5648d38e43408b5d3a245f",
    "signature": "0x5e068db95c8e849f97ff0d340dab86cafc1755a49a21fa4825c25b509dd739b7161c02db74e508fe37a307e54f2c2dcabc27e7944a3f374fe3104a25d11c5c331b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}