{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "228434",
    "entityType": "User",
    "nonce": "0xe1f5051ee5b773f097e00067462b682e2f6f54345f6beb4d33b1bec7509e06db",
    "signature": "0x7ba0e9d43882f2009372f41eac85c09110408f2d9bf9b33eb06b5fa6193befa503ac62783d1dcbad828ade0d3e7c8ad2970f75a48da73c1e950b8b89671e20551c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}