{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7925",
    "entityType": "User",
    "nonce": "0xb4e706b4292657d0dcf3118ee39d15d2d3d5fe96cc40685a63f3e94840f77b68",
    "signature": "0x57dff11ac9357fde0a65ded99baceaf0e25a40543f90a60a2fed077bbd7a623a752c554627656f96f2e1adff306226de7aa821ccba72d3f9c5228905d40c074c1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}