{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166505593",
    "entityType": "User",
    "nonce": "0xa467e3a55170e8be88d3afc011d9a5c1962be03d1543ffce3e67b6f80be65c66",
    "signature": "0xd43c4ca17ccbf74682da3d2532d9156f411cd952ddbacba29de7bf8f0c7e5fcf2d9d4d36293fb27f14801b1cd6716a4fb322d2f86c9b9e649efa320205f301491b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}