{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153152",
    "entityType": "User",
    "nonce": "0xbcef2b4618d3c0ed0272a2ed242c3fff1ab63f4ff266d28937dfef012592fc2c",
    "signature": "0x19b410cf9726579a2f15d6cea0da91015920be9dda17ce098da1e6a88e636b716d4285ea8c7e981545e280551b2e2e7328597179950482313dad37ec5864797c1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}