{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182546",
    "entityType": "User",
    "nonce": "0xf0997228f9bf215995d9d71a0b0c88754c7417fb4ebcf31834166aed17398bbe",
    "signature": "0x15fc36affb6de09b5c90f3aa621f59d99eb9362a577c545f13f22cf2081bbb407256b30e2423d6d4b4b76b1fb87d590c39ac2b28a96bcd20baf4e2884dade3701b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}