{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "214184",
    "entityType": "User",
    "nonce": "0xd4c26cb2271d28dc74d37c9bce6107814b9f9078594e27d7f08aa02477cfbbc9",
    "signature": "0x5b713d282d311b621b0b44dff65741013637c670f917a688d44393a45502eb8d0bdc1ad3c35c738fcb10ba0aed2f87048412d675f39a3cfb58b6de69e1cbed721c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}