{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102629",
    "entityType": "User",
    "nonce": "0xfa780ff4f46d848346512335857a7c1fd16a4ff3877e640448cc166e9ecde963",
    "signature": "0x1dd648463537ea8d345517add5788d1c83f6b57f997f8c784f9174c84f5ec6c020967464b0672da8e7998f2fef414322122ec482e36fc20b9f57ad165e0c07df1c",
    "signer": "0x738Fb353b57EdB4d1f33c0049D33b204243db2ad",
    "userId": "693463302"
  }
}