{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363762474",
    "entityType": "User",
    "nonce": "0xf3bdc433ed1246a7af2bf630996e0fffc9de7c3c6bb8f54a3e61c6c28b1bd1bd",
    "signature": "0x4b47bb4159cec76a1f50dd121f56295267cd3ee1a6ff64c151a1243e1376d95125265c5a004afcaa3a11fc260521f96eab021508def42087b0e7ee059bf967ea1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}