{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136045735",
    "entityType": "User",
    "nonce": "0xf08c25a4af81ea56ea3423846e206fc0c761ff9a51af12b814ee474861ac0ca6",
    "signature": "0xa61c1686a07dcae47ece82c9ff8de515cc80e18712da73bb0cb492c6377fa998567f7a7e55d106422f05adfa1c352068378f2a1a429ef59ca0ccdd2993999de11b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}