{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9355",
    "entityType": "User",
    "nonce": "0xdff5e1a6873577a05ba6c78bc083cf3649e1fcec6cfc0c363265f1657285733d",
    "signature": "0x69e9792bf917c0d86631adac30bc5fd22209a18f020864bb502636edfcc90bb312f6012a30c83b1a3c08863418264ec51eefe9bfb78f1682778278f83c80c0ef1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}