{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xc0f612aafce81ae5e6ab5a5117aa99421a22911af955b523eddc653e4a7002bb",
    "signature": "0x81ffe0b94751657eba0fd11418a317c1e667066ee1a7c5ed1164dac893d0470b51aca5a0a3e726cc6f25d1897a67157cb2a6a06daee22eaa84ed777a0c95ff621b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}