{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x9ac579716d9f5af4843eec9064f205af2804565b06a3b9bec31dc9ed49fc8a09",
    "signature": "0x8c001433bc3b5c8c6a191c8df30a68c71dc9d4f9b604444f47de541fe0ef693f7e2438039da8faa81291e2a277dd2780fa23d3de8d230763e0995be0428863071c",
    "signer": "0xe23f94433EED8958AAF9868141BA976B8fffb969",
    "userId": "307915745"
  }
}