{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362873372",
    "entityType": "User",
    "nonce": "0x7054e3a619548bd855a7b65dd3e5fa3f3d2b21b4ec7e6578786e1e3317f334bc",
    "signature": "0x1d5cc81e26f515b4165b87904f506e2477c3b45e8e8581c53e73b4dae6c95976456e06fdc2b901c03628523d7d093bd53b0f12e16a9bdfc3d806d679ec7a11fd1b",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}