{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xa94fe4bddce772c3b197d66ff068976910445f7772f00ad8492b16e6e278e6c2",
    "signature": "0x2eaa15a0f44c4128734cd7e1b64253c2b4ebb16e8367e42fe99daaa943c9296f062e7757af409b0a41ca3af80f37cf3bdc3cce669b7a9f08bc71b6f4e24be95f1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}