{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32067",
    "entityType": "User",
    "nonce": "0x7d62f71399dfe5a4e2d3143737079b5c2eec36fbf1be9b1602b043fd79245f94",
    "signature": "0x1528c7a8d7df4ab22ad9c5b092a0bb52167757e05c307370d8bb324767b0c5812d54932c287cca6dd9bc5778f8ad3775920f509d7136aa469a01b796a90f48ae1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}