{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235471",
    "entityType": "User",
    "nonce": "0xf5b3b7051d11e83d6e8093cf4fcf3b98cb7e9820bf5566552f243f7ddc7917f2",
    "signature": "0x41e7319faa0a3c0931ede76d484397b35497c55a0a66f0f79886af9ff7f95f1d1c43343b8fbb69722dcb7ab832c1fdf5bb4fd53796a17be8599cd76de5ed12241b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}