{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68853",
    "entityType": "User",
    "nonce": "0xcb95ad1652a1e77cfbe548089029cb0cd141366ebeb418b770bad86b4dae9f93",
    "signature": "0x26d59fa9053eb0ea3be0e763602fdd20f77f54476b1f9bc4b4b3b3877c410dc22743c58dd4d0cec8f2b79223bc50bb4a34dac4e3fe920719ba9fe60acb35e0be1c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}