{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x8db32bc2920da6543a228e0d2163d2054e90d108957b7551d6738963981f09c9",
    "signature": "0xac0f34fcce5596f883f88a00215de5b8a8874e0d322c837357cfd5f4ed1fe05f139bbe7b16a642c14e4b358dd33bfc02fd6b34972c2d7afc800bae45b894f6111b",
    "signer": "0x8b61B87EFfC875d065c2aeFDb0424BA7d522ce17",
    "userId": "723815891"
  }
}