{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37703",
    "entityType": "User",
    "nonce": "0x1fedf89db7bf2f167e382c7369beae45a0636d745d5c63d1e1b8a4c60715da57",
    "signature": "0xeebe9de8e40b0121e99088a0c9d1399be562f8e7ee65e750921227b683ca44952a5a9615c82fd31921cae4af5199d1f6d7549515ea391bd01b8c198f9addb1cb1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}