{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "826293106",
    "entityType": "User",
    "nonce": "0xdfead091f30b9bfcedbb4bb2494080c8cde0bc49e3d49e239f06fff26d6ddc12",
    "signature": "0x7c97fb5ff88fcee2f810e5735ced8c943eac890aa8c2a204f3efcdab6a0b3aa828f136682858a0378e78493149e31ec83cc83a573b5756d68da3fadcf9a481811c",
    "signer": "0x75387BeED3d3B040a54C3e303fF0B07Da67a9186",
    "userId": "223536026"
  }
}