{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164029",
    "entityType": "User",
    "nonce": "0x557d63b2590b70a54518f681b9fcdd236d966653dc36a9faa3c0d6bec4dbb8d3",
    "signature": "0x4585aeccd436c106cda252542e49d6ac084958b9635004d734f3a91f6a5c26a26d7481f6edf7d2fc9aba191132628fafc1138780ff11f46eb53e612e1df5b7931b",
    "signer": "0xb90dea25446900B58b936FB95262D7557e6115B7",
    "userId": "559908939"
  }
}