{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x30f3a37bfddaaed9c902266a1d5d8f4f5c39d8ed06fded9d612ed68f78bae3b9",
    "signature": "0x2b1aca7bf7fc343b9358edcfcab99b702c1fe3c0ce677a2178e8ccf962a6328a25e6a7e8f55f848e14fae0751382db5f30f2a0036ff51c8c32677c7b5e4bb66b1b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}