{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76358",
    "entityType": "User",
    "nonce": "0x765ca2a0ec9bddc704defa4fc2525156c1c543ead9006b10761f3614beac83c5",
    "signature": "0x40096acb94718d7d3afe52617e4300c0b7f68e61c9a7d434051e9accd7c9e0753b828006f7beba6fcb7a15be9017c1871b0b231174b1c6a0f646d33449a9390b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}