{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "929527036",
    "entityType": "User",
    "nonce": "0xd2f8717aefe043e2ca19fb7c93dc203c7910bb29c59a0100553042847d74f30e",
    "signature": "0x7c83774ffc84c0b7807a830843d5f5ac7390f90ceecabd044d69aafd3c77b26b63a48ee6d1cada371169cfbe57e5f4f12138de355df8cc49f4e2f7ecdb3500f31b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}