{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x31bf080a6fb5db60d9617d2d1b7143071d5b074b5d73d35d6ec63be803c0b35a",
    "signature": "0x2cb2ddaf5ce850e1ce6a567518900afbc79b7c6a961d7259fd642ad799419f8971f79b2dd5f2de0d7972beb83f31f4a4b4a9dd82866af3191d52d24fc42a16581c",
    "signer": "0x785aA7221545FeFaf89F23A6Ec3684cCEe06aB20",
    "userId": "580031590"
  }
}