{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109614",
    "entityType": "User",
    "nonce": "0x5cbc9eb50a0cc9e900e955f4bd4588c16dea68a78df3dd6e30beacd4024a7f15",
    "signature": "0x5c2db9b0e802545e4b503610ee3a73617a34fb0f39a5161e0192da63d0ec828f2451982b04beed658ea67702b292581af755a24c7409a64a5c508ff7e7aa72c61b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}