{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118001",
    "entityType": "User",
    "nonce": "0x5e0bbdbae13cbdad2843ff838e141164671f34b10173efcce76ea24438792ebd",
    "signature": "0x0bc58cb1c5c38f0229a673696c93e3379167ff6486ea37dd9b700c6e49eb35512c9615e8c52d39dfbebe78027b2087fe2f39c8d15205e182d7ee6aa1dcd8a2381c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}