{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "457620195",
    "entityType": "User",
    "nonce": "0xabe64e305405359f13a5c3b61ba91d66c81cfbab0ed7648d84c15608b7059e66",
    "signature": "0x0b9094ee6843860ae5ba7712428c040fa6a7e0391446697eaffa14e3f6ea5799300c7ae4707de63d8fbf95491d188272317099d8e53d67b7714b6223b2abf1201c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}