{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59254",
    "entityType": "User",
    "nonce": "0xe9e0032dd71f63b30a9aea6685696113b4707bd9f7a842c5f5ad20198ed6a947",
    "signature": "0xe75a4329e71b8d4f24f34e3728dd5b08b0dbf54c770ae726fcc270d90aea9a935983638e0d07cee944cbd8681272e5ad94e5103819bf006bc6c79e49eec6775e1b",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}