{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "379648",
    "entityType": "User",
    "nonce": "0xf9abb1b6f0f82102610ca097fd16ae2d2c27200b554cee48ff22bd7d5952ce95",
    "signature": "0x4c0f71c2d1647452dc5dff667e741d3e58702015a3f2ac79906f07bd83b2ca190d19e026b08805de0d16acf82c1518819692fa3d25a7f7a111180862b333c7291c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}