{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182479",
    "entityType": "User",
    "nonce": "0x8717f99eb6dd2858988a165e344837bf36c5bafcdb549b70cbcf9fa4d6ab75eb",
    "signature": "0x08c5921ca18ee3ca19908801411cb510f06b85b8060c5d0c635e4573e5a5e8e44f643ce586de492454313926a6c74f0db7d1f1667c3e59ebef1cd88b0b440d831b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}