{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14960",
    "entityType": "User",
    "nonce": "0x3a4597c6a8cd6534b63d3206f715577dc3f589e90246f81efd37e3efe3f29856",
    "signature": "0x1051e95d7f95c5488e850d63f08c0e5441d507718c5a90221b992d12b914512647e0bfe95fc98225dc3fb6d669fa98e115c72a5199142c1a7626ffd6f93c773f1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}