{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4a8c00684ede81c6e4464dc897fac42816bfed38c272d07885a0bd0fd135b2a2",
    "signature": "0x1e90a311349fc9b2dfa623e6c7e7431d3abce5fa4bb9ef7845514c0f3aaf0b00795e1c7757422e856756063f34fc172fdc10738ea7aab1889261fc5568aae0881b",
    "signer": "0x8838cB510ADd37b71093e4FD76B81bdd280860f8",
    "userId": "674339889"
  }
}