{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60387",
    "entityType": "User",
    "nonce": "0x3da13b00ec98ddf9ca5535c095505768285b616b45854b408824ba7edf4d009b",
    "signature": "0x63a806307d177e8a678428348482225cae85eb1f99a46d45cb4c1515923a6df438c0db914d08a676037bfe8e19eda92e7e0aa4f326bec17bcc7c3c1b969a09b01b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}