{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "154253595",
    "entityType": "User",
    "nonce": "0x86a232c4e36ec600d1a0530a71e4c17bf2e14f01002072594484392f256de8d5",
    "signature": "0x36e3f7738156634a6aaf0b656dcb0f554d764400c46af4242109c44550bd386d23d0f8b6baa956268132feba7d616c5244979bb43b28bdf9a6b8c552edb76fae1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}