{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "147329",
    "entityType": "User",
    "nonce": "0xd019b6370b07422f8edba37cf9fcb46740dd4e6ad7662c3bd8c169e0422be963",
    "signature": "0x1b0364992a2c60b8ec9969627bfc4551dff18ebe713c0ecd20731f764d4f7d895e18f2973a26a7b2b3065fa1390e4ceac55050ac974b65628574f9cf799b18851b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}