{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7465",
    "entityType": "User",
    "nonce": "0x0b15e179a2be994a313d6542f105f2f67b25818d122f59bfb7a9025a12c401c8",
    "signature": "0x9a52808420f6337f54033448471accac911f5e3b9147080c96524d6bac3e4b900da2e49a644bd91633876e0e7c1f52b4b45cdb681cf37274ba1f1734ed2972ef1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}