{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xb231cd18f5bef96459d9a7c1058ab0c2d006d0e1518e29e1522b2c4251e59d99",
    "signature": "0xfac8168a04bb523a1e647e90a2cc08fe89cddf940a579a8776533ed410e8ce51634d3e519c405f4b9ab33a9487c4eff9fbe6ab2c13ea18add412479002d4b4da1b",
    "signer": "0xBbC76acc89878f0cef68B16B657aB14f79B8fb09",
    "userId": "25725515"
  }
}