{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x0e68857f1e6a8fdcf780ef4baa93b81d440e01a01ee85c010300263272fc52f9",
    "signature": "0xfc5804d98f71f0980d56c753a8fc58927532d07034009d76c88bfb8eed589bdf6a8afce5d16a1752f74342cf5bfc8fe3e4ee79799f923ea5f732c1a0db2ef1901c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}