{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62727",
    "entityType": "User",
    "nonce": "0x1472ee107cbed189c3ee8593d61eb3f1b46c0bfbf4bc969c8d59edf9f207ada6",
    "signature": "0x565a85289c17c3d6d0c501d6c9ce1f82e4b02fb5db3edf9dfcb2ad887bcdcf17414d75731b836f11ab2645140cbc9fa55d761592ef1022af9fcf30c9de114b651b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}