{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "138115",
    "entityType": "User",
    "nonce": "0x8d7357f00f9c64a7d455d3909f87597f685e79678d3045ad40a50da564f62794",
    "signature": "0x0bfadc43c6e744f0a9c1a04537fa210839365ac2149ead88b759d8241799b6122c55875e615b5397f504e3866ffb98fb09a3c05966d45f710b0cfbe4a4ed8d461b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}