{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261999",
    "entityType": "User",
    "nonce": "0x884177671410e315184eba814446643c7d2c264328fd2ed56bd6b607dfe60c4a",
    "signature": "0x863213d155b04751d930379760ea04083e1529afa8deca53498bbf9b363a89ab26f56d4359c6d99bfbd41dd4a310454d21a069511bc11c3206a2abe67cc3e8921b",
    "signer": "0x06dD6D234Fbcf51687a8D4FfD21e6C49eEfc7a6A",
    "userId": "464103845"
  }
}