{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1479388",
    "entityType": "User",
    "nonce": "0x9f9b5f2257d39851de9dc2afb65408993de0ff41a0e5f08b7439a143723afe62",
    "signature": "0x077b8dac4ee42be829131ae5827c21989d8eade6cb40803d29e7f02a63fd0f2a2a537ead124f2032a24524142fe04b325b625c1019ec1a342672e22e85d289831b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}