{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370763",
    "entityType": "User",
    "nonce": "0x25f263582ca606597ebeff0e9a6a15ada40d2906864194b6623d37c50a86271f",
    "signature": "0xdf97aad33c76e7a5c1920a0d1ea654f5ac76d5aab0816d0f82acb3a058c22cdc3781da92bd37c19bed7d7049fba854126eb2a5293a5b134083d1865f86bf43e21c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}