{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57380",
    "entityType": "User",
    "nonce": "0x1938745e22daacb2726ea3a45f59d5b105a833d5f0403f3c8b16c1c0d72a80d7",
    "signature": "0x4082dc3213b31d409d5a9202560b0b3a747a90aa2777bfb0ac759bef3e8820bb57a1a77e5fbd61ee7dc1b3748e20f97e91f7d59056758d930328d6152e02a71a1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}