{
  "manageEntity": {
    "action": "Repost",
    "entityId": "861173610",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x514a453669c1d5c4ab21d28e58c3e2fb84b5a5f371526735c42218d3d036f3ff",
    "signature": "0x581ac42a72ce11730ea6e62ac08927d50fb3d7841538b05cf0f0174e152c403354b68c3a5e5baea081f8816cfc01b53be4a656bf71b1a4a9a03126db6dd965041c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}