{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xcc7a21f19f601b489efa82fa4062e9be6a3c5b119723486b6a91c03af551ba2c",
    "signature": "0xf833ebe9dca07bee222e6d8730575dbef049bbead581e84983ddafb3a23806d37e17be274d9751fe5cf182081f5829fe70f7d464f8c52a21c8b4cf4187db7e601b",
    "signer": "0x88B27943F74D36094296911Dd903a353d2149590",
    "userId": "410246880"
  }
}