{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4f336f24daf990230d3da87f2e3ad2fd8fbdac0a7acafa113860b047fe7ec77c",
    "signature": "0xda5ee14397a50810ce9aaea78b4b1c10aff0ef211d15d4a4dc8ce0951463ca7e126ab229b632180a595ce035ed1a038b6389c342043547300832abfc8e1815721c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}