{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332595",
    "entityType": "User",
    "nonce": "0xe3a8df16e4a0792c350913a085cdfb40b324e37778cf39f78433aee3c7a129cc",
    "signature": "0x150ac8aedfd2ae6ed441c41d62ce93032ad4ffc3b47f912a021d95162d8a1cbc2ff42857121f1a82793bdba64fd1ef4fc1674d232febb413158b38439ab72b681b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}