{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70129",
    "entityType": "User",
    "nonce": "0x63c4219f7bff7207704b55afc93d3124cfcd2bf32c62c5db2445656e0ba3744d",
    "signature": "0x47b75557dfa5d811d9aaa692cb86f13cf9bc069a01eb40c8bb6783c04fe3b751308f0da17d317d8e9424d9df8b98cb1f52c59ad7b11830768806d5a7b0f290ff1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}