{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109048",
    "entityType": "User",
    "nonce": "0xe3b7f00fe9b19bd5882e9aa518a815398674130aff48c0eb87ccd02dd2ae9026",
    "signature": "0xa9f4ced674ffabe26dc79b1d483954c9813c91e2eee032f1361396886c03a4eb15ebec5f7f37307577d8f6680ad3e099326468380c6242bfd5dc7fc7d426b29e1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}