{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984934272",
    "entityType": "User",
    "nonce": "0xf98e74c23b69ac93dbec935e01a8705858ca1e8d8b4ca6e7fc6b672d53d573fc",
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    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}