{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "184075",
    "entityType": "User",
    "nonce": "0xce1a16211cdaaf9d4eb4983f00a19239706ea3bc451f9d5fdc9fae1c4b4e2780",
    "signature": "0x4b83f116fc3e098763e9c0d3a9208c31992b5c09a8fd5d7b8fa3e0da044e94135b6876050c7938cc32dc590e54945a04ef5361cf5b35fa0be5a36126f5db75381b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}