{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103392",
    "entityType": "User",
    "nonce": "0xcc72b8220c2863cb344e037f403b7efaef741965521d3264fff9afd1ca2b0361",
    "signature": "0xb745fde54d66199e4d17bb3bb449efb0b33bf443159b8908fb665c0ac367b91400e39e0348d557650e2a509868fa7d590f125987213e920335ec36c8eb9c89a71c",
    "signer": "0xAd33018d1AA234072Eed7f991F9891f3688158d3",
    "userId": "413212044"
  }
}