{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169189",
    "entityType": "User",
    "nonce": "0xbc82661f2e24de2f639f4bc531a0a33db744ba31883c49cf3ef3157be0e371c4",
    "signature": "0x7c249df7ae371f315629dbd89da96b3a5fb0545094bb8292c762073a9afef25475e2c0838f4502ea2dfc18922fed7d8df1bba2843f6ab0fdf5f073028b95097f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}