{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3293",
    "entityType": "User",
    "nonce": "0x358158cf2498c1adb0658dcb19e4d3dda7d5ccbda2947d8f8ff972851cd69a10",
    "signature": "0x0713376bcccc166a41129c8517f3f243a5584ba9baf27241585ca2b49b5360d97a0467debc1da947163442f94653c220e1d27ec300a79417266dee45f2716a0e1b",
    "signer": "0x334c1E156039f843FC1FC4B64FBc58136cE8414a",
    "userId": "973129552"
  }
}