{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2018276",
    "entityType": "User",
    "nonce": "0x34faa06cd5d74fc2ff4f3084c5f31efd8487116851b20ad3fa862fd2beeab6c6",
    "signature": "0x7f1341291c41ff47d7ad86277c6c2f9ea550cc8f58d8ba0736e2b8e0200fdcec344fbc2a8d25d98372f4987fd3e53e762317b515b659bd7396a22087c07afc351b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}