{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39999",
    "entityType": "User",
    "nonce": "0x2fc935b5ebfc53744d77f737eff7333802862346bcc698491a404895c6dc8388",
    "signature": "0x24144dacec9311e944d4ebe4d0124931e07b9f721d06306afa9e30203e4a06dc1cc79a91d530106de498ccb5b6c946da6b18fbaaec6159155fcdbd8f73a722181b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}