{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "168896",
    "entityType": "User",
    "nonce": "0x7ea44cabf074d5d0f9ed358fc18d99493525a38c058a9c77fbeb1d58f203422e",
    "signature": "0xd98ab237ed7202607c729070f177dadf4622ec6a001159aaf240e6bef058c0e11d75eb5224c5177ebc8f65600e7900c7974f85e763e655ffcda5e26628b02a1e1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}