{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x11573462cf06de7b9006adf289247ac38c5adcbb09f182b8a65f2a15dfc32430",
    "signature": "0x5af30d30586bcf2bbb7de6f5736e2643e7937da599565fd6122549ecf1b525bd3429ab2aba3c84afebabf1cdd45bf1a27d2831b5d89af1629ec7c8fa6cadd4731c",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}