{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68699",
    "entityType": "User",
    "nonce": "0x36f9e3419cce3c0b6814193f19d1adcf1bed801e6f8dd68262dd3d75f668e309",
    "signature": "0x598dbbabcea3cab0b376b258eadbd8f8af29b6eb843911726b3879e2cb3a365730229d9d07a4d702b1e7241460dbf1dc15f1b24eca28af24d7796e8ebb2db3931c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}