{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171246",
    "entityType": "User",
    "nonce": "0xb3f2033a73f572916cbfcb770cebcf591e194889334bd0ee265542ffa6a35bd1",
    "signature": "0x097ae68bb886765bf13b699710b377a9596a27137d8b561fe36fc48477b3d5bf7cd334b0d6930c6eddd58b649fe2497d176956b9311f8c8e4039aa89d12f2d991b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}