{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "728570067",
    "entityType": "User",
    "nonce": "0xbb8477b8981ef34fd06f5045ed9c960567c9c086261075b743a15e2219be029a",
    "signature": "0xd752eca2658842e81f38481168f49b9b55791cda17ce772327dddef081d873687b8bd5e1d16837df33d397b02dca9e18d284ef32bcf0a56ead58a189d361bb331c",
    "signer": "0x4fADC28D15fC4B42A6ab378E5b6155d0b8F33aaA",
    "userId": "372589391"
  }
}