{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200945",
    "entityType": "User",
    "nonce": "0xc39eaee8baa38f4873aaa4f6e143ae4ff4a3ab127ac6437be516893cc08381d2",
    "signature": "0x1f8540184fa29a49527d8f41968d421dc8f8ce0e1a2c5a8fc1545cac8b29b7b4528e7aac692806de4b3fbe5b943702d845159d7ebd92ada921809ffc0237a1441c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}