{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xab2e416e76b75b6bb50f56cf86526cddbde4991724e317455971c57ba5cf25a2",
    "signature": "0xe3d68b8c5c225b74bf9e5a909c2a2f7c983f928714af0c497a5c691cf2e86ae11a4c06c0e5badab611f8462037a4a873a47e46a4676d6b2b6e2aa15631dcfe0d1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}