{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116241",
    "entityType": "User",
    "nonce": "0xc66d9ab889eee108e3e5b2f355e658aea86d681841d9bb3100c1a804a2de27b9",
    "signature": "0x39726e414edd0bb161b2ee896381d2721623cac36d70de110869c4362ec3309e609bb87931595530a7802e1949fd87d21a3974e55416804dba03f19530efadd81b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}