{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1584941",
    "entityType": "User",
    "nonce": "0x81dd1403aee6681ee6dcd2f38e4d520cbc679bdfebc954998cce24ca19b6ea50",
    "signature": "0xacc5a97310b1d2554a534a00a1184d541746eaed45c1ad4746b2491aa37d38b75c119075a2fc9fa392620350517a0950d2b77c4788e9394828e99cdf239a227d1b",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}