{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "419264132",
    "entityType": "User",
    "nonce": "0x24aa9fce9182b57755f43f3eb5bb702f6072fe88cf59bc8cf585859e4f157683",
    "signature": "0xd31a830da1dc6711f64b714ce36e2e5b3e92443805770fa8d50986d15cf1f6e5386cbb886ebee43a18c34dcce40756b1b4add3741a83b0f13ade7ce2f44706701c",
    "signer": "0x24E54891f97C2865d91f2e4E0A9a3e796AD1580F",
    "userId": "611203408"
  }
}