{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62345",
    "entityType": "User",
    "nonce": "0xf643c02bd70ffbc76cb9e6b360b8b390730f85b47cce720f41b978910dc4a55e",
    "signature": "0x43b78b8086f35d3e7a7afb80e85b245c95755b928cfe0b8dec538bf5c3dc0fbd7e22c106bc02963d3b685c918ce6c81ce918b8e3ff6850d68df686d5b8dfc6331b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}