{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5642",
    "entityType": "User",
    "nonce": "0x9b64f883c65b193875883afcda27120873bfc709be9b743c5be3e5aed29de38e",
    "signature": "0x8fac6f93f8d12d134e19d3dc1a1e6a5871ef7ec68057fda130fede15da7737b22f6a228b692e87be3993bd0c29928ae4c0c2c990bf190bdbe1b461875361732d1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}