{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "474113241",
    "entityType": "User",
    "nonce": "0x7bccbee2eb53ac2944207cc2d632dfb522a1ea87e3ca36fd904d2d8ecdf07358",
    "signature": "0xb2af777d9a03bc077c4f15183e8725b5075f8d6092f34379558cf0fba173313c3c59c82abfee8ac11d95fe4d6087162cf7834a98322d9295441ee073d9a98a1c1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}