{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcce867da84953c6a36f9c6a43018ead0a8ed8d028ca432fd8df2470d1f7be1b9",
    "signature": "0xa2a8c1f5867126e2443cf64ed1ea57ea9d211b1e07870504ab4bd259d8c0b9b361b3d42d40f49250a619e25ce6c1f43df262fd43c5c2f6e882a860c0335d641b1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}