{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238712",
    "entityType": "User",
    "nonce": "0xdd65e94748a3b570aabf24065d5f48b367380505f475d2be849594403bee2e71",
    "signature": "0xe6ba2b73010cb0266ea436d23c8ff6a30317de491bf9ef9d2aad76f2e0cdacc93c507ce3a5f78e854db0a845d4cd8228519f20e929fc346c820a41daaca184021c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}