{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791433195",
    "entityType": "User",
    "nonce": "0x38091dc546735ee9c1c08002c55f79c287c3ac50e67963f9750410c61522e658",
    "signature": "0xb05823bf74d13715a2838f6d29eb6c7f3f52a2f541656d7b12531d164d43437734feb61f3cd08ab31c0f9d061058e6a1faff5bb5e7697ebc10d03ea2823abe621b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}