{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38769",
    "entityType": "User",
    "nonce": "0x38580dfee0a92129e4292038b73e21741d30771e66faf23cd856767c1f22c4a1",
    "signature": "0xd243860bcca38aa3e921422cb77e7c6e8adc5cae3699758011d92da9d5ba9d643481b319c1b4205b67c815b6179274719cb9254ed7754acbf0a908e26acd675c1c",
    "signer": "0x0E71C12c426F5C9206F778713f48B60477CA943b",
    "userId": "29088079"
  }
}