{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925149974",
    "entityType": "User",
    "nonce": "0x0e4e2b0e9376fc5916a8c95ab397a7c6529b2c0420d7a87171d1ad937d101a28",
    "signature": "0xf3cbc3879a3c0632ed770225580ca278cbadf78490f4ea0bf4018b7f872c314550f3d06f1f1b76e9475e4c997be8fd0eab61bb600869816c5b2749741bfaadb21c",
    "signer": "0xA60fcA5dDC2f63444622C371FB2dD8F2D51d9398",
    "userId": "153833032"
  }
}