{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97329115",
    "entityType": "User",
    "nonce": "0x3ce69e8b3448151f1558eb132b57c03ecf1a706abff4bf6a9c12b44730bc2393",
    "signature": "0xc478d4af8302f02be3d6ed1e5b3e39fd8d00c6d5b4cdaab7a4985b68b94232f56317f536f1468823d5497af8c30c544d840e91d3464e866e2137379f558048a91b",
    "signer": "0xad1E2A70fa1227797344FD6df31327a26552461a",
    "userId": "153162"
  }
}