{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0xf7a031d222987f29e47765f943db254a12cd246aaea5a67c03c30ed986b0fe3b",
    "signature": "0xbcc5d4a40fea14a14646c6adcaafca65407122501c1b8fb00feb0db24e09fef321662939916e42d75b827f65d9495adf2dfbee0a8ab8212381fe8a4133f950f71b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}