{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115840284",
    "entityType": "User",
    "nonce": "0xb8e58019593f2da4ce20b32179074d1616121e36a9f545f65cb4f4d27fa66e2b",
    "signature": "0x6df79e5c74ef8f63292a981c2b4319fc5ebbfcade1280d46c9ea8187455364c951e777e9bf0fb90faf39fa0d5ccd0b1501fcaeed0f837802a654843f15d1ba721b",
    "signer": "0x6b4Ddba461362A4Ce6319288E4b5077ea34285a6",
    "userId": "152128167"
  }
}