{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "962626737",
    "entityType": "User",
    "nonce": "0xfa9d8061d98695df369e5e7d47646da452d57cd46922632c0ed42851efc334c4",
    "signature": "0xda6f261d01d78c74679fc4d83318d251e3b8af2e978a5695d83744959d8767757a292c6b25ac639d7ac44c8efee7742b6c1caf42a634989f2dbb726e596cbead1b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}