{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110603",
    "entityType": "User",
    "nonce": "0xdc247bae3147a48ec7f02aec7af1c2972e3c85c62496e91341b17649b9ff2838",
    "signature": "0x33407157d6bba56bb629ac75409b26a338637f34f10092440c1b92aa55a870ef0d5c5f906a64d25419072f4500e1bb9e55b2e30acf1bfd72a36f11fca32265f21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}