{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10359",
    "entityType": "User",
    "nonce": "0x9f57c360d50b85d6cb5bcfeaef93c60fc5c23f25557fcbe8d7329ae3bc7e82c9",
    "signature": "0x628558051228c4cf007d1c9d0a864eaec413bd0d4a73c2d85bf6cb252fabc5fc322b083d507fa1c987947fdedf2a7f4433ed247d88cda092840332895feaf5f41c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}