{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832604939",
    "entityType": "User",
    "nonce": "0xb1ed2e04c27b6e657d8a57116a6c48ce8ecf58a10c3afe1c7db4e8d125e61bdc",
    "signature": "0x8e86367d641b7f67b626779455c5c48751d9559c9561197bc792b0c32fc28b35212f45b48f0e77edbfdbe56babc58c57cd8cce013df826dd304d2854b88b36401b",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}