{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xb5f53865d27380c774ad0556c38bef65121cd3443ae09604bcaf67229d4eac77",
    "signature": "0x7aaa0174c13d4a768a1c15a51f41bb65a9bc29b23c9c73f7bfee6cd035e2b1b53db41cf8774c79e9c04bb9031038221136df354e79ad0256b0d7e55ca324e9df1c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}