{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206753",
    "entityType": "User",
    "nonce": "0x8a6b10b0714a6b3d30c51c0b5ed78d0aa1ad1257ae815caba5aa30f9b1ba1db0",
    "signature": "0x167fe8b4dae76a34ec6c7746892f141989e769d07084e1b3df1914c65a350323490b6874c600af0658a6c8e9c229c5e9ec935315ef5c892321ef2a4cfd73f5441b",
    "signer": "0x90d627796C9E2071AAd9F8C20f6dCE95587F6d13",
    "userId": "560619378"
  }
}