{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8810",
    "entityType": "User",
    "nonce": "0x314fff6263baef7f0c745bfb8ff6676c0c3c952ff88dd33459eeefe05c6d9372",
    "signature": "0x291c36446c643d311bb78e7f5058c9989c105ca525c13c0987f4fb4ccc5a9a316b4437bf82b7b32d362f12aca6f8a49fe0d36bebf1b70b14c90dff7677059f9a1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}