{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "227069",
    "entityType": "User",
    "nonce": "0x0e04ac23be083f9932ca11312a0a3ef003080a9148eabfd54bfe56b86537f620",
    "signature": "0x5a3b70e481ab971ca11459bf74160fffff1c499894857857a5d52b2e54895de776257c9a85dcc7e29d9b7179a3311ffd60dd03761e276ffcefd5c7171209ace21c",
    "signer": "0x7fdeEB144300AC6b1Be0E83d8f006b2D3140F73D",
    "userId": "325377357"
  }
}