{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "88234",
    "entityType": "User",
    "nonce": "0x8d7bf876bce5f0dd54720b0015196b9ea485d93c94cfce1ecc8e4c8413d8603b",
    "signature": "0x0e84f38b607dc5bade557e6df51627e9cf8e150e063799487d7e1ef3669af92c35ebe05592d57976c5139badcc3208627505f68acb93481bccc9be6afd43c3311b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}