{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0xb53069bd2b5a1a24b4480d6dc5a495f3f3994eb0d5f26c8aaf6b643ed3026c9d",
    "signature": "0x122a0451469768965b2d130d108617b618a095cebdb6048dd8274b91be5205a14d7390db0a15dc4d062da8c662f35bee3bceddb0915a25d9e3ef60f5c78f58c21b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}