{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44577",
    "entityType": "User",
    "nonce": "0x5eb7c186f4aad859002584cf5578fe72bce2d237410475fcdd28bcb882463927",
    "signature": "0xc33c8f7e37e97b72a40c3263999713ba89880eeed46dda5b1597c13c427d19820a88e7b1cb840ff92ef993912f3ff54bcf5f07eda3a32e78a890881fb373fe961c",
    "signer": "0x9731c27a228046e65489b08a1C3f1A64f7093B55",
    "userId": "848409996"
  }
}