{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38769",
    "entityType": "User",
    "nonce": "0x81d053872cd0f57d8fc2cd983749d9ec4705029180a7d8c3f49a085ce99c14e5",
    "signature": "0xb284e9ab7b1be4edb690d2275ffb642be7027f5c1a07676562a02dfec4de443141d322d1598e94c971762ebacd45e214220e808ac359059a2a89acfc1fdb86f81c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}