{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69623",
    "entityType": "User",
    "nonce": "0xf166f3347ec6d63faa8d2cc653c4ab40fd1ad7c85c23da0a661668b3ff0e4cea",
    "signature": "0x90e11c0b032b7cb98e32e083b228d2c5230734495e87893d9dbf94369c0672e00bceaafb29a5da48ce29b65ca2de94a77953361648400f3c580166f82b0157201c",
    "signer": "0x064Ea348B4Ddc8744F23c071534144974f8439d3",
    "userId": "58707019"
  }
}