{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "16782",
    "entityType": "User",
    "nonce": "0x6046e50a02504a3e488793c5d6ec25be1ee31eabb32d10ec4971012e569938dd",
    "signature": "0x3e61c3d765295c702a44190a3e8d689903273fb62d19997d376bef5ee05382905726d8f2633759e925d3657af536977e25d75e3aa2bb309abc811f788f9fcf921c",
    "signer": "0x7a252808bd60a26fe5184c95eb104CfADdA8D4C1",
    "userId": "186415718"
  }
}