{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68369",
    "entityType": "User",
    "nonce": "0xaee910220e87da816a688013a81c17434007555a96e7b2e13cc58ded40b15d72",
    "signature": "0xc72cfd960eec8199398af33f44e2792c6b3ddc467e473ffd7738e191e47f88702f08403252d37bec98d2e8a4a43c8f839409973327aa6610be2e38a68993c7301c",
    "signer": "0xd6F1269ac846201d7f6d5574279594D67A06bBb2",
    "userId": "624634439"
  }
}