{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238712",
    "entityType": "User",
    "nonce": "0x9a358f010a88b94a87fc6b8828525f23b4831c3a2d1d90b601a2937f690f6ee1",
    "signature": "0xaeed465d857b770b9dccba1f7628f461363574e8672daa6013efaea49044ed3c17a2ae21fde0494d3c4226dfd5ce8fff1d24342d0a1cc83e99388f91f390f63a1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}