{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94304",
    "entityType": "User",
    "nonce": "0xad7e983e04ae4201abdb63f9dfc04662af6e22ed4217ba14947f42e73de4074e",
    "signature": "0x66414a870c837d7736ef79c327defc19c896766b7d2adf9eb85410cc01764c7b0a41a8b7ac9927ca378b88de3ee88fe0ff156ca8951ef71fe69fe73c15e9b57e1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}