{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2009787",
    "entityType": "User",
    "nonce": "0xd7c1b262b2b46b21bbcbff689b47b86bda6f84c309dadfb469a9ff5e9586708a",
    "signature": "0xc67af635aa11d4a79749eb60953339a4f6404d29bc7091d2a27cb8081b0a3bf5321569a3bd4a08938464ac906c5430755cb6c8f310ab49a1cdc2e63af5fabad31b",
    "signer": "0x9FeC2B9C826d23C9cD13d34D23dEd8E681eD5AC1",
    "userId": "935959282"
  }
}