{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79660",
    "entityType": "User",
    "nonce": "0xde26e2697485843c8d7122f50a3bbd28e37ce433b0019f28f0750cf831005c19",
    "signature": "0x126e91e2c71fc8586648e8966431d9a6f7ea4db551893e771b77b9a3c2c0e37e6f0b7308c514092ef726a57331467c1c13dd98ca2c51f56c9d89de196e3ec80c1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}