{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "975661270",
    "entityType": "User",
    "nonce": "0xaea29e543ce351f72a96ad9c21743c6b9853a7299e35becceb666d66160335b0",
    "signature": "0x5686a97f3736529a73fe334caf146b621639a4ab83beee2014544c7355eac20b7f472ec610ab33f0e0af8545b8ad2c5c96494cbe87422d31a7878e326833c3c81b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}