{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57006",
    "entityType": "User",
    "nonce": "0x733fa7f30104821495667bc77bb0a0370c35a070e21f3dcc7561faa0c923c57f",
    "signature": "0xacce4655da40547e748871b15509af291bafab0d1985d4d17e2b9378db64b4af363f9898c7cb2bb05c97c1e7fc74ad666177b0826a99b0129221ba80b3b3e2871b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}