{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296634",
    "entityType": "User",
    "nonce": "0x31dd312faa32bfe3734fcb487c87313595820f250bda7ecf8fd430f0ceeb7b74",
    "signature": "0x252000d6aef1e419e30b827239d447c727936a3347578b6ce4ee9489b6d3a8f25b7534c74c911541490de3575d1832f1813586dd5725dd97ae6a91c0adfedad41b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}