{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10979468",
    "entityType": "User",
    "nonce": "0x16514cc1df70bbc6b3d407fb726f18ff45650676ad5fd99bd3b7d11ada895927",
    "signature": "0x84b782f9172e1633ac18a772d4f7ac54a2407b9a48f0ec8ed373e239b16635ed11812f0db062534435bd291a527406a8df10c67782f0d4a103c7a6878c65c1df1b",
    "signer": "0xd6F1269ac846201d7f6d5574279594D67A06bBb2",
    "userId": "624634439"
  }
}