{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177486",
    "entityType": "User",
    "nonce": "0xd42ae4ad7c6511de2135dc3e90a5e5e0ce23e8733aad7dadfbdf7af8378874a0",
    "signature": "0x716abeff392b5a2d1a32d5bd29c426b7ae53042d54b7b08140cda63ee3cb9ce861d3a67a3e2521aae2a4771c7d42d96f8ae2fbb6b5140079f354265e0247444f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}