{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230426",
    "entityType": "User",
    "nonce": "0xfa58b36854ca179f334d2fe1c2c288a105af9850f89834c98507538bd1b88b81",
    "signature": "0x9f66ee279c839585259a3e8f24fddfff444095b01a040aabefc2d2220765d1b4138a16fa1c1c3635dd3cf6b9628dcd0664f0711f66ca9dd871053f7e0b3d20901c",
    "signer": "0x9de29362DF595E6949CaA2820c5c28c3D6b0CEe1",
    "userId": "857551474"
  }
}