{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1163064",
    "entityType": "User",
    "nonce": "0x0f382f2fff8671e0a8b318c161658c3a5ab594ec2e96b045d8a5bb5365779a96",
    "signature": "0xf4ab07bf6e135519ddb9361f487c0df607dc08e3922fc7bd2e7ee43eecaf24435c472eb17c3c62149e72751cdd2e988ddaf285dbd6dedcca2a0bbb0f545d65b91c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}