{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0xe8d960246fddd87bec1993a55d3fc9be3e45d75efb65729044e5ba0d323bc763",
    "signature": "0xb0a4d1d1d26fa6da46db8096e34c9272e59a5c74c50077c48dce7f12a3c54e8d0e02d1cf8afc8a045dc163c269bd01896ccd350958766219e5a6ff678ace6fb51b",
    "signer": "0x8739aB96B52ccc56d0E5226Ff69659162d4269A9",
    "userId": "320952162"
  }
}