{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x9ef5e13143323aaa3009604013a22aaad921d2e8a90fffb752af1e86d77be673",
    "signature": "0x565134a1ec025dbdab6f5cbea1ce81f631f699318defc90ec6c697abbe5055bc21359e2f62d68b09e9a155fabf4e002594df3d1721d29fece9e58dd12d4588b51b",
    "signer": "0x7096648dBa53458d26Aad911D39543f872DF6f52",
    "userId": "625898830"
  }
}