{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58974",
    "entityType": "User",
    "nonce": "0xaf9ae313288aeecaf95cfd9f56b15554e1f5a69cb5f4b23991e04c480e905c61",
    "signature": "0xbb4ef101d8f6cc19ff79d2d47b3e8dc6933c843af5207191b4957b55a3b8cb2834fdb29a8305d7a5e52b6f09c846df051a3b132986e8f82bf6578d8121dcbcfd1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}