{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "310796",
    "entityType": "User",
    "nonce": "0xac6125bd598d0c728d8e58d3b204b507793ea44bb9be7b0485492d57bc78d113",
    "signature": "0x37acfff28cdacf753e09681b0ea778e3f9df4ff39e291f113f38596d9e6a43f109daf3580bf28225de0ae49a9e3ab91edc15860082d91ada309a6bede9e49a021c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}