{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x4d6497bc0bc8173a142da97c279ee9cd369708020acb6d931c5d72738e4fe76e",
    "signature": "0xa74af8255983c172a6ddf0cdca9f277dd8515e4ca9ef2a724d23e68816d3097a1c2ee5d62f6bd764d138f64f829b14077a84b341848225b43b1d9445cff12b491c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}