{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3411",
    "entityType": "User",
    "nonce": "0xb143b4ff76eee7020aad8129da81c25245954630941f42ed75560e5c2e77a292",
    "signature": "0x696defbaa10b02c4ad4ef3622288836243b6a600a0dd56c11cea6d0e50f48bf9273feff9e4b0a1413596581fb91a2af89b96cccfc82421363dfa23c44b3b0a741c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}