{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267292",
    "entityType": "User",
    "nonce": "0x1eb6d7f543a154b0849e3cdcbe3a27a9f8cacc3ddbc440f7614fee228e0757e5",
    "signature": "0x7ee26c89c058d1c036d340fb9997f31133aa0d2f6743b8dd39cd66e83b98b90f67b93f5f007fa729f5b6cee0ceb2f0bffac4349ddfca6d1f379ff2e01093395c1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}