{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "132811",
    "entityType": "User",
    "nonce": "0x699303708dd197b5a2b85b33c6bc9bea7faca614cb7fdc9fddc88f841403d766",
    "signature": "0x104a7a66c9cc3e46cf3d78d9f5a7684717cc668e83cb8f15db457d8ed24d3ebe48682f9980c374024ea5d20317c2072ee502b1402f3343f1d482a6253cf3278f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}