{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382392998",
    "entityType": "User",
    "nonce": "0xe2986f214a05736f92e17f10b49550900440f39f2922f3dd0bb53014b9719007",
    "signature": "0xdecccd5f0ee8d98499865f40706ef307e9f1767c4701659c85efbf9bb653f58518bd1feb3d05cb95035d179b20183330d7bfd9f9b2ee8ff72e1f300080258aa81c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}