{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110939",
    "entityType": "User",
    "nonce": "0x837a72268e0b77b01fc8d607c52237fd78a1923ca93c22c775a174acefe61cf7",
    "signature": "0x167f82412c963a2aa56e12be9af8fde9a99552ac998a0b27dfd33ca4fa2f67ae55a06e99da8432bd044bbf93dbb2906c108f2684e368bf3512e0fdde6f83ba211c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}