{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232100566",
    "entityType": "User",
    "nonce": "0xc5bf82a17535c410e81815701093900f5b942452e1c5856421ce1f7e8aeb140d",
    "signature": "0x93e6191e06063fe6952ea8381582abc91a22fd68c9c4c1288a6784389a4759ac2ecaa93493951e0f5d3d3adb7aadb4d82360021886f686780b8d1a49ff8622791b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}