{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "897164595",
    "entityType": "User",
    "nonce": "0xda37cd0e773e741dbae6b5a7dc00b41c78fd183d2983a77a56c8fca3c4e64720",
    "signature": "0xb20dda2700c557013172b0a814e0affa611a4d4fc84760db663337042caed15910d6bd3a72909b7aeff969a1b1ff8805f6ebe34eeaefee2a0e03ada2ee4666ec1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}