{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112058",
    "entityType": "User",
    "nonce": "0xe8b94d5a955c1fee1b10be8933b48c0f83fa19968ba6de33a6489074593edef8",
    "signature": "0xf6f51862d0598e701d59fe9edb658eb850a3b94605c132e24fdad79a4ce6e64d2e33d5fa2c98b673017be22b08fff7b8ce2fa481b5766b7aa5e996c2db866e9f1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}