{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "272126",
    "entityType": "User",
    "nonce": "0x6f6d81cd906efd55324a2e6219e593b7f311728707d3d62d6a435d7160416c06",
    "signature": "0x073508c89c6c5e7a367bd6f0bb763b38c1db6bf683e4ba697238b9f420c268bb425dfc675058fd569ae029e6bd8c5d0fd1f70a097c5edbb9d9a20a4af7d2bb571b",
    "signer": "0xeCb28F2b00EB20f4Ebe64748030b3e68b882A2ec",
    "userId": "365239956"
  }
}