{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75322",
    "entityType": "User",
    "nonce": "0x6026dc9133dd7f44167d5abc400063219aaffae893a9edad01fd17c9fd8f3fa0",
    "signature": "0x17834c750dbac83b5ebf5d962716a406a829b218b203dc9876f7ee339a5de2726e0f40f003b3952184ac9850cc6aaea3ee7dbf9c62a136a31cc5d3e330f4bff71c",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}