{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541273",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66c3d4b57e0fdffbc12ee6a11fc78d61a4a7e72547cf21d4f227977a2d8b8954",
    "signature": "0xc6f20a973aae94138cb26fcc5f9228e908e3ebb7f09e319a7bcc947e971ecffe16249845cb8443f2bcd0fbeb8ba0a1beb7585185f1c1de2bdb42dadfd0e2e5b91c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}