{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc8929e98f5e35f809493ef1ee6107123bca171f06ad690beb76643797fde22d8",
    "signature": "0xf5303a24c171301620cac2775429ebb0a28d7d7ac108e542dc69589ba3c5e72c663fb6afed066e1079fc5ccd948ca551af21a13bf35e559af1a78df696bed6291b",
    "signer": "0x1f41A2e933113B3030B213309D4CEc9368dD271d",
    "userId": "558476033"
  }
}