{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18103630",
    "entityType": "User",
    "nonce": "0x03aa668ef4f89f6f7de796ae9c246ce6df594eb5aacd951040d400cb909d6a2f",
    "signature": "0xbfb0fdcee6a26958c6591a606b01cf2af3790a6a4143f6e70adf69774be72b917a8be8f513b1d3fd4dd29931641dc0fb43171410cd86a003d623d750d602afdf1b",
    "signer": "0x76cC992D9091fd0de734053486Da5F376377bfE3",
    "userId": "655330192"
  }
}