{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "571117272",
    "entityType": "User",
    "nonce": "0xf79916db76f04dacd2b7a55652954a2a8fd801f0cbf4901d48f70482cf8ffedc",
    "signature": "0x31e760636c76b8e5fd35eb2bc1c4b19d2cc474589ea493dbd31693c4dcb9931a2bbe304e78098c43a80cba90b62db5ce75e5de873c4fc2895b0a3388c31d5bf91b",
    "signer": "0xbAA633dfD19281ECC20a6b689F49CE8725d526Cc",
    "userId": "127651"
  }
}