{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0x8305b97e1c47e95c3b6b6cb3e1e34fd4c9fff88ad046f4a82e1b19d01f540633",
    "signature": "0x37de25315bb65d35abf6a336b1445a6f2b3a64b2714674fd36fa52ee8405a4b127d01f4f80dd3e666e26c1b1e5e302f081f42217b81b7ffee7e4ce1f7a2c5fbe1c",
    "signer": "0x3e4953461b6671604B2E8fcD0BdB628DF4C16609",
    "userId": "167051786"
  }
}