{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66614",
    "entityType": "User",
    "nonce": "0xa5d0246dae39f54ce235c315c4350b7a8a6462f517899032d5982302e8d65550",
    "signature": "0x8f8f0a1ccf7413271354cfd98b98d1e6143a2bdb35c260f76d131a72ec1cf6a513117a06d3c94efa048ab366966901489ffeec5e6f9e1c8f9a11df4e84f3b3891c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}