{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xcdba66ae4b143a537cce6fa80c639f4b940926792ae0c6a108cc5b89e4ef068f",
    "signature": "0x87486918630d0f5e121a9edc0a8362dcff848409ac100a04a6b06ac7bcf2f52b327d4013ec4f75350021fa02aca171596932b1c1aeddfc03f9d399d0a05c408a1c",
    "signer": "0x0A1576c1c1074FC75841d47BDeb7dce5eCe080FA",
    "userId": "181033681"
  }
}